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Peterbilt 379 Parts

At 4 State Trucks, you’ll find everything you need to keep your iconic 379 model running strong and looking sharp. From bumpers and exhausts to fuel tanks, fenders, and chrome trim, we’ve got Peterbilt accessories and parts designed to fit your specific model year (87’ – 07’). Whether it’s a full-body restoration, a small component replacement, or a custom upgrade, our lineup has what you need.
  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • 8 X 2 3/8 Inch Stainless Steel Headlight Shield

    8 X 2 3/8 Inch Stainless Steel Headlight Shield

    GRAND GENERAL

    $9.51
    8 X 2 3/8 Inch SS Headlight Shield* High Quality Headlight Shield* Stainless Steel* 8 Inch X 2 3/8 Inch* Sold Individually* Warranty On Headlight Shields Against Defects In Workmanship & Material...
    09-1606222
    SKU:
    09-1606222
    Product Type:
    Lighting
    Material Options:
    Stainless Steel
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $9.51
    Qty in Cart: 0
    Price:
    $9.51
    Subtotal:
  • 5-3/4 Inch Chrome Lucas Headlight Cover W/ Chrome Bullet

    5-3/4 Inch Chrome Lucas Headlight Cover W/ Chrome Bullet

    GRAND GENERAL

    $14.50
    5-3/4 Inch Chrome Steel Lucas Headlight Cover W/ Chrome Bullet* High Quality Headlight Cover* Chrome-Plated Steel* 5 3/4 Inch * With Chrome Bullet* Sold Individually* Warranty On Headlight Covers...
    09-160600101
    SKU:
    09-160600101
    Truck Class:
    Heavy Duty
    Finish Options:
    Chrome-Plated
    Product Type:
    Lighting
    Make:
    Universal Items
    $14.50
    Qty in Cart: 0
    Price:
    $14.50
    Subtotal:
  • 3 5/8 Inch Chrome Speed /Tachometer Gauge Cover Snap-on

    3 5/8 Inch Chrome Speed /Tachometer Gauge Cover Snap-on

    GRAND GENERAL

    $8.34
    Snap On Cover / Bezel For 3 5/8 Inch Speed /Tachometer Gauges* High Quality Speed/Tach Gauge Cover* Chrome-Plated Steel* 3 -5/8 Inch Diameter* Speed/Tach * Without Visor * Sold Individually* Warranty...
    09-16020531
    SKU:
    09-16020531
    Finish Options:
    Chrome-Plated
    Product Type:
    Interior
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Peterbilt
    Make:
    Freightliner
    $8.34
    Qty in Cart: 0
    Price:
    $8.34
    Subtotal:
  • Chrome Plastic Speed/Tach Gauge Cover W/O Visor

    Chrome Plastic Speed/Tach Gauge Cover W/O Visor

    GRAND GENERAL

    $6.31
    Chrome Plastic Speed/Tach Gauge Cover W/O Visor* High Quality Speed/Tach Gauge Cover* Chrome-Plated Plastic* Speed/Tach* Without Visor * Sold Individually* Warranty On Speed/Tach Gauge Covers Against...
    09-16020530
    SKU:
    09-16020530
    Finish Options:
    Chrome-Plated
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Plastic/Poly
    Make:
    Peterbilt
    $6.31
    Qty in Cart: 0
    Price:
    $6.31
    Subtotal:
  • Classic Watermelon Surface Mount LED Light - Blue LED / Smoke Lens

    Classic Watermelon Surface Mount LED Light - Blue LED / Smoke Lens

    GRAND GENERAL

    $36.47
    Classic Watermelon Surface Mount LED Light In Smoke LensGet the new smoke lens watermelon lights for a blackout style without sacrificing brightness. These durable lights are easy to install and can...
    09-160102369
    SKU:
    09-160102369
    Material Options:
    Stainless Steel
    Truck Class:
    Heavy Duty
    Product Type:
    Lighting
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $36.47
    Qty in Cart: 0
    Price:
    $36.47
    Subtotal:
  • 561 Type LED 12 Diode Dome Light Bulbs

    561 Type LED 12 Diode Dome Light Bulbs

    GRAND GENERAL

    $10.65
    561 Type LED 12 Diode Dome Light Bulbs* High Quality Dome Light Bulb* 12 Diode* 561 Type Led* Sold As Pair* Warranty On Dome Light Bulbs Against Defects In Workmanship & Material From Date Of...
    09-1601000040
    SKU:
    09-1601000040
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Make:
    Universal Items
    $10.65
    Qty in Cart: 0
    Price:
    $10.65
    Subtotal:
  • Large Purple Skull Gear Shift Knob With Red LED Eyes

    Large Purple Skull Gear Shift Knob With Red LED Eyes

    GRAND GENERAL

    $20.01
    Large Purple Skull Gear Shift Knob W/ Red Eye LED Light* High Quality Gear Shift Knob* Purple With Red Eye Led Light* Skull Shape* Sold Individually* Warranty On Gear Shift Knobs Against Defects In...
    09-15130997
    SKU:
    09-15130997
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Color:
    Purple
    Make:
    Universal Items
    $20.01
    Qty in Cart: 0
    Price:
    $20.01
    Subtotal:
  • Large Amber Skull Gear Shift Knob With Red LED Eyes

    Large Amber Skull Gear Shift Knob With Red LED Eyes

    GRAND GENERAL

    $20.01
    Large Amber Skull Gear Shift Knob -Amber W/ Red Eye LED Light* High Quality Gear Shift Knob* Amber With Red Eye Led Light* Skull Shape* Sold Individually* Warranty On Gear Shift Knobs Against Defects...
    09-15130995
    SKU:
    09-15130995
    Product Type:
    Interior
    Color:
    Amber
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $20.01
    Qty in Cart: 0
    Price:
    $20.01
    Subtotal:
  • Stainless Steel Fan Script Plate For Dashboard Control Knob - Stick On

    Stainless Steel Fan Script Plate For Dashboard Control Knob - Stick On

    GRAND GENERAL

    $4.92
    Dash Knob Fan Script Plate - Plate Only* High Quality Script Plate* Stainless Steel* With Fan Script* Sold Individually* Warranty On Script Plates Against Defects In Workmanship & Material From Date...
    09-1502200
    SKU:
    09-1502200
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $4.92
    Qty in Cart: 0
    Price:
    $4.92
    Subtotal:
  • Large Green Skull Gear Shift Knob With Red LED Eyes

    Large Green Skull Gear Shift Knob With Red LED Eyes

    GRAND GENERAL

    $20.01
    Large Green Skull Gear Shift Knob W/ Red Eye LED Light* High Quality Gear Shift Knob* Green With Red Eye Led Light* Skull Shape* Sold Individually* Warranty On Gear Shift Knobs Against Defects In...
    09-15130996
    SKU:
    09-15130996
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Color:
    Green
    Make:
    Universal Items
    $20.01
    Qty in Cart: 0
    Price:
    $20.01
    Subtotal:
  • Chrome Rectangular Mirror Mount Base

    Chrome Rectangular Mirror Mount Base

    GRAND GENERAL

    $45.83
    Chrome Rectangular Mirror Mount Base* High Quality Mirror Mount Base* Chrome-Plated * Rectangular* Sold Individually* Warranty On Mirror Mount Bases Against Defects In Workmanship & Material From...
    09-1502201
    SKU:
    09-1502201
    Finish Options:
    Chrome-Plated
    Truck Class:
    Heavy Duty
    Product Type:
    Exterior
    Make:
    Universal Items
    $45.83
    Qty in Cart: 0
    Price:
    $45.83
    Subtotal:
  • Stainless Steel Wiper/Washer Script Plate For Dashboard Control Knob - Stick On

    Stainless Steel Wiper/Washer Script Plate For Dashboard Control Knob - Stick On

    GRAND GENERAL

    $4.78
    Dash Knob Wiper/Washer Script Plate - Plate Only* High Quality Script Plate* Stainless Steel* With Wiper/Washer Script* Sold Individually* Warranty On Script Plates Against Defects In Workmanship &...
    09-1502198
    SKU:
    09-1502198
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $4.78
    Qty in Cart: 0
    Price:
    $4.78
    Subtotal:
  • Stainless Steel Dimmer Script Plate For Dashboard Control Knob - Stick On

    Stainless Steel Dimmer Script Plate For Dashboard Control Knob - Stick On

    GRAND GENERAL

    $4.92
    Dash Knob Dimmer Script Plate - Plate Only* High Quality Script Plate* Stainless Steel* With Dimmer Script* Sold Individually* Warranty On Script Plates Against Defects In Workmanship & Material From...
    09-1502199
    SKU:
    09-1502199
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $4.92
    Qty in Cart: 0
    Price:
    $4.92
    Subtotal:
  • Stainless Steel Panel Light Script Plate For Dashboard Control Knob - Stick On

    Stainless Steel Panel Light Script Plate For Dashboard Control Knob - Stick On

    GRAND GENERAL

    $4.92
    Dash Knob Panel Lights Script Plate - Plate Only* High Quality Panel Light Script Plate* Stainless Steel* Sold Individually* Warranty On Panel Light Script Plates Against Defects In Workmanship &...
    09-1502197
    SKU:
    09-1502197
    Material Options:
    Stainless Steel
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Make:
    Universal Items
    $4.92
    Qty in Cart: 0
    Price:
    $4.92
    Subtotal:
  • Screw Cover W/ Clear Jewel Fits 9/16 Inch Head Screw

    Screw Cover W/ Clear Jewel Fits 9/16 Inch Head Screw

    GRAND GENERAL

    $12.49
    Chrome Aluminum Screw Cover W/ Clear Jewel Fits 9/16 Inch Head Screw* High Quality Screw Cover* Chrome-Plated Aluminum* With Clear Crystal * Fits 9/16" Head Screw* Sold Individually* Warranty On...
    09-15010321
    SKU:
    09-15010321
    Product Type:
    Interior
    Material Options:
    Aluminum
    Finish Options:
    Chrome-Plated
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $12.49
    Qty in Cart: 0
    Price:
    $12.49
    Subtotal:
  • Rose Wood Wiper / Washer Dash Knob W/ SS Plate

    Rose Wood Wiper / Washer Dash Knob W/ SS Plate

    GRAND GENERAL

    $22.35
    Rose Wood Dash Knob W/ SS Wiper/Washer Plate* High Quality Dashboard Knob* Rosewood* With Stainless Steel Wiper/Washer Plate* Sold Individually* Warranty On Dashboard Knobs Against Defects In...
    09-15010319
    SKU:
    09-15010319
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $22.35
    Qty in Cart: 0
    Price:
    $22.35
    Subtotal:
  • Screw Cover W/ Green Jewel Fits 9/16 Inch Head Screw

    Screw Cover W/ Green Jewel Fits 9/16 Inch Head Screw

    GRAND GENERAL

    $12.49
    Chrome Aluminum Screw Cover W/ Green Jewel Fits 9/16 Inch Head Screw* High Quality Screw Cover* Chrome-Plated Aluminum* With Green Crystal * Fits 9/16" Head Screw* Sold Individually* Warranty On...
    09-15010320
    SKU:
    09-15010320
    Product Type:
    Interior
    Material Options:
    Aluminum
    Finish Options:
    Chrome-Plated
    Color:
    Green
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $12.49
    Qty in Cart: 0
    Price:
    $12.49
    Subtotal:
  • Large Chrome Screw-In Tractor Knob

    Large Chrome Screw-In Tractor Knob

    GRAND GENERAL

    $30.89
    Large Chrome Aluminum Screw-In Knob* High Quality Knob* Chrome-Plated Aluminum* Screw-In* Sold Individually* Warranty On Knobs Against Defects In Workmanship & Material From Date Of Purchase*** High...
    09-15010317
    SKU:
    09-15010317
    Product Type:
    Interior
    Material Options:
    Aluminum
    Finish Options:
    Chrome-Plated
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $30.89
    Qty in Cart: 0
    Price:
    $30.89
    Subtotal:
  • Wood Screw In Tractor Dash Knob W/ Purple Jewel

    Wood Screw In Tractor Dash Knob W/ Purple Jewel

    GRAND GENERAL

    $31.97
    Screw In Wood Knob W/Purple Jewel & Stainless Steel Tractor Plate* High Quality Knob* Wood* With Purple Jewel* Stainless Steel Tractor Plate* Sold Individually* Warranty On Knobs Against Defects In...
    09-15010315
    SKU:
    09-15010315
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Color:
    Purple
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $31.97
    Qty in Cart: 0
    Price:
    $31.97
    Subtotal:
  • Large Chrome Aluminum Screw-In Trailer Knob

    Large Chrome Aluminum Screw-In Trailer Knob

    GRAND GENERAL

    $35.16
    Large Screw-In Trailer Knob* High Quality Trailer Knob* Chrome-Plated Aluminum* Screw-In* Sold Individually* Warranty On Trailer Knobs Against Defects In Workmanship & Material From Date Of...
    09-15010318
    SKU:
    09-15010318
    Product Type:
    Interior
    Material Options:
    Aluminum
    Finish Options:
    Chrome-Plated
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $35.16
    Qty in Cart: 0
    Price:
    $35.16
    Subtotal:
  • Wood Screw In Tractor Dash Knob W/ Red Jewel

    Wood Screw In Tractor Dash Knob W/ Red Jewel

    GRAND GENERAL

    $31.97
    Screw In Wood Knob W/Red Jewel & Stainless Steel Tractor Plate* High Quality Knob* Wood* With Red Jewel* Stainless Steel Tractor Plate* Sold Individually* Warranty On Knobs Against Defects In...
    09-15010316
    SKU:
    09-15010316
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Color:
    Red
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $31.97
    Qty in Cart: 0
    Price:
    $31.97
    Subtotal:
  • Wood Screw In Tractor Dash Knob W/ Clear Jewel

    Wood Screw In Tractor Dash Knob W/ Clear Jewel

    GRAND GENERAL

    $31.97
    Screw In Wood Knob W/Clear Jewel & Stainless Steel Tractor Plate* High Quality Knob* Wood* With Clear Jewel * Stainless Steel Tractor Plate* Sold Individually* Warranty On Knobs Against Defects In...
    09-15010313
    SKU:
    09-15010313
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $31.97
    Qty in Cart: 0
    Price:
    $31.97
    Subtotal:
  • Chrome Dimmer Dash Knob W/ Red Jewel

    Chrome Dimmer Dash Knob W/ Red Jewel

    GRAND GENERAL

    $24.49
    Chrome Aluminum Dash Knob W/ Red Jewel & Stainless Steel Dimmer Plate* High Quality Dashboard Knob* Chrome-Plated Aluminum* With Red Jewel * Stainless Steel Dimmer Plate* Sold Individually* Warranty...
    09-15010311
    SKU:
    09-15010311
    Material Options:
    Aluminum
    Finish Options:
    Chrome-Plated
    Color:
    Red
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Make:
    Universal Items
    $24.49
    Qty in Cart: 0
    Price:
    $24.49
    Subtotal:
  • Wood Screw In Tractor Dash Knob W/ Green Jewel

    Wood Screw In Tractor Dash Knob W/ Green Jewel

    GRAND GENERAL

    $31.97
    Screw In Wood Knob W/Green Jewel & Stainless Steel Tractor Plate* High Quality Knob* Wood* With Green Jewel* Stainless Steel Tractor Plat* Sold Individually* Warranty On Knobs Against Defects In...
    09-15010314
    SKU:
    09-15010314
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Color:
    Green
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $31.97
    Qty in Cart: 0
    Price:
    $31.97
    Subtotal:
  • Wood Fan Control Dash Knob W/ Red Jewel

    Wood Fan Control Dash Knob W/ Red Jewel

    GRAND GENERAL

    $17.31
    Wood Fan Dash Knob W/ Red Jewel & Stainless Steel Plate* High Quality Dashboard Knob* Wood* With Red Jewel * Stainless Steel Fan Plate* Sold Individually* Warranty On Dashboard Knobs Against Defects...
    09-15010312
    SKU:
    09-15010312
    Material Options:
    Stainless Steel
    Color:
    Red
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Make:
    Universal Items
    $17.31
    Qty in Cart: 0
    Price:
    $17.31
    Subtotal:
  • Chrome Dimmer Dash Knob W/ Green Jewel

    Chrome Dimmer Dash Knob W/ Green Jewel

    GRAND GENERAL

    $24.49
    Chrome Aluminum Dash Knob W/ Green Jewel & Stainless Steel Dimmer Plate* High Quality Dashboard Knob* Chrome-Plated Aluminum* With Green Jewel* Stainless Steel Dimmer Plate* Sold Individually*...
    09-15010309
    SKU:
    09-15010309
    Color:
    Green
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Aluminum
    Finish Options:
    Chrome-Plated
    Make:
    Universal Items
    $24.49
    Qty in Cart: 0
    Price:
    $24.49
    Subtotal:
  • Rosewood Dimmer Dash Knob W/ Green Jewel

    Rosewood Dimmer Dash Knob W/ Green Jewel

    GRAND GENERAL

    $27.75
    Rosewood Dash Knob W/ Green Jewel & Stainless Steel Dimmer Plate* High Quality Dashboard Knob* Rosewood* With Green Jewel* Stainless Steel Dimmer Plate* Sold Individually* Warranty On Dashboard Knobs...
    09-15010307
    SKU:
    09-15010307
    Color:
    Green
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $27.75
    Qty in Cart: 0
    Price:
    $27.75
    Subtotal:
  • Chrome Dimmer Dash Knob W/ Purple Jewel

    Chrome Dimmer Dash Knob W/ Purple Jewel

    GRAND GENERAL

    $24.49
    Chrome Aluminum Dash Knob W/ Purple Jewel & Stainless Steel Dimmer Plate* High Quality Dashboard Knob* Chrome-Plated Aluminum* With Purple Jewel* Stainless Steel Dimmer Plate* Sold Individually*...
    09-15010310
    SKU:
    09-15010310
    Product Type:
    Interior
    Material Options:
    Aluminum
    Finish Options:
    Chrome-Plated
    Color:
    Purple
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $24.49
    Qty in Cart: 0
    Price:
    $24.49
    Subtotal:
  • Rosewood Dimmer Dash Knob W/ Purple Jewel

    Rosewood Dimmer Dash Knob W/ Purple Jewel

    GRAND GENERAL

    $27.75
    Rosewood Dash Knob W/ Purple Jewel & Stainless Steel Dimmer Plate* High Quality Dashboard Knob* Rosewood* With Purple Jewel * Stainless Steel Dimmer Plate,* Sold Individually* Warranty On Dashboard...
    09-15010308
    SKU:
    09-15010308
    Color:
    Purple
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $27.75
    Qty in Cart: 0
    Price:
    $27.75
    Subtotal:
  • Rosewood Dimmer Dash Knob W/ Amber Jewel

    Rosewood Dimmer Dash Knob W/ Amber Jewel

    GRAND GENERAL

    $27.75
    Rosewood Dash Knob W/ Amber Jewel & Stainless Steel Dimmer Plate* High Quality Dashboard Knob* Rosewood* With Amber Jewel* Stainless Steel Dimmer Plate* Sold Individually* Warranty On Dashboard Knobs...
    09-15010305
    SKU:
    09-15010305
    Color:
    Amber
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $27.75
    Qty in Cart: 0
    Price:
    $27.75
    Subtotal:
  • Wood Dimmer Dash Knob W/ Purple Jewel

    Wood Dimmer Dash Knob W/ Purple Jewel

    GRAND GENERAL

    $17.31
    Wood Dash Knob W/ Purple Jewel & Stainless Steel Dimmer Plate* High Quality Dashboard Knob* Wood* With Purple Jewel* Stainless Steel Dimmer Plate* Sold Individually* Warranty On Dashboard Knobs...
    09-15010303
    SKU:
    09-15010303
    Color:
    Purple
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $17.31
    Qty in Cart: 0
    Price:
    $17.31
    Subtotal:
  • Rosewood Dimmer Dash Knob W/ Blue Jewel

    Rosewood Dimmer Dash Knob W/ Blue Jewel

    GRAND GENERAL

    $27.75
    Rosewood Dash Knob W/ Blue Jewel & Stainless Steel Dimmer Plate* High Quality Dashboard Knob* Rosewood* With Blue Jewel * Stainless Steel Dimmer Plate* Sold Individually* Warranty On Dashboard Knobs...
    09-15010306
    SKU:
    09-15010306
    Color:
    Blue
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $27.75
    Qty in Cart: 0
    Price:
    $27.75
    Subtotal:
  • Wood Dimmer Dash Knob W/ Red Jewel

    Wood Dimmer Dash Knob W/ Red Jewel

    GRAND GENERAL

    $17.31
    Wood Dash Knob W/ Red Jewel & Stainless Steel Dimmer Plate* High Quality Dashboard Knob* Wood* With Red Jewel* Stainless Steel Dimmer Plate* Sold Individually* Warranty On Dashboard Knobs Against...
    09-15010304
    SKU:
    09-15010304
    Color:
    Red
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $17.31
    Qty in Cart: 0
    Price:
    $17.31
    Subtotal:
  • Wood Dimmer Dash Knob W/ Clear Jewel

    Wood Dimmer Dash Knob W/ Clear Jewel

    GRAND GENERAL

    $17.31
    Wood Dash Knob W/ Clear Jewel & Stainless Steel Dimmer Plate* High Quality Dashboard Knob* Wood* With Clear Jewel * Stainless Steel Dimmer Plate* Sold Individually* Warranty On Dashboard Knobs...
    09-15010301
    SKU:
    09-15010301
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $17.31
    Qty in Cart: 0
    Price:
    $17.31
    Subtotal:
  • Chrome Screw-In Tractor Air Knob W/ Green Iron Cross

    Chrome Screw-In Tractor Air Knob W/ Green Iron Cross

    GRAND GENERAL

    $39.43
    Chrome Aluminum Screw-In Air Knob W/ Green Iron Cross & Stainless Steel Tractor Plate* High Quality Air Knob* Chrome-Plated Aluminum* With Green Iron Cross * Stainless Steel Tractor Script* Sold...
    09-15010299
    SKU:
    09-15010299
    Finish Options:
    Chrome-Plated
    Color:
    Green
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Aluminum
    Make:
    Universal Items
    $39.43
    Qty in Cart: 0
    Price:
    $39.43
    Subtotal:
  • Wood Dimmer Dash Knob W/ Green Jewel

    Wood Dimmer Dash Knob W/ Green Jewel

    GRAND GENERAL

    $17.31
    Wood Dash Knob W/ Green Jewel & Stainless Steel Dimmer Plate* High Quality Dashboard Knob* Wood* With Green Jewel* Stainless Steel Dimmer Plate* Sold Individually* Warranty On Dashboard Knobs Against...
    09-15010302
    SKU:
    09-15010302
    Color:
    Green
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $17.31
    Qty in Cart: 0
    Price:
    $17.31
    Subtotal:
  • Chrome Screw-In Tractor Air Knob W/ Purple Iron Cross

    Chrome Screw-In Tractor Air Knob W/ Purple Iron Cross

    GRAND GENERAL

    $39.43
    Chrome Aluminum Screw-In Air Knob W/ Purple Iron Cross & Stainless Steel Tractor Plate* High Quality Air Knob* Chrome-Plated Aluminum* With Purple Iron Cross * Stainless Steel Tractor Script* Sold...
    09-15010300
    SKU:
    09-15010300
    Color:
    Purple
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Aluminum
    Finish Options:
    Chrome-Plated
    Make:
    Universal Items
    $39.43
    Qty in Cart: 0
    Price:
    $39.43
    Subtotal:
  • Chrome Aluminum Screw-In Trailer Air Knob W/ Silver Iron Cross

    Chrome Aluminum Screw-In Trailer Air Knob W/ Silver Iron Cross

    GRAND GENERAL

    $39.43
    Chrome Aluminum Screw-In Trailer Air Knob W/ Silver Iron Cross* High Quality Air Knob* Chrome-Plated Aluminum* With Silver Iron Cross * Stainless Steel Trailer Script* Sold Individually* Warranty On...
    09-15010297
    SKU:
    09-15010297
    Product Type:
    Interior
    Material Options:
    Aluminum
    Finish Options:
    Chrome-Plated
    Color:
    Silver
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $39.43
    Qty in Cart: 0
    Price:
    $39.43
    Subtotal:
  • Chrome Screw-In Tractor Air Knob W/ Blue Iron Cross

    Chrome Screw-In Tractor Air Knob W/ Blue Iron Cross

    GRAND GENERAL

    $39.43
    Chrome Aluminum Screw-In Air Knob W/ Blue Iron Cross & Stainless Steel Tractor Plate* High Quality Air Knob* Chrome-Plated Aluminum* With Blue Iron Cross * Stainless Steel Tractor Script* Sold...
    09-15010298
    SKU:
    09-15010298
    Material Options:
    Aluminum
    Finish Options:
    Chrome-Plated
    Color:
    Blue
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Make:
    Universal Items
    $39.43
    Qty in Cart: 0
    Price:
    $39.43
    Subtotal:
  • Chrome Aluminum Screw-In Trailer Air Knob W/ Purple Iron Cross

    Chrome Aluminum Screw-In Trailer Air Knob W/ Purple Iron Cross

    GRAND GENERAL

    $39.43
    Chrome Aluminum Screw-In Trailer Air Knob W/ Purple Iron Cross* High Quality Air Knob* Chrome-Plated Aluminum* With Purple Iron Cross * Stainless Steel Trailer Script* Sold Individually* Warranty On...
    09-15010296
    SKU:
    09-15010296
    Color:
    Purple
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Aluminum
    Finish Options:
    Chrome-Plated
    Make:
    Universal Items
    $39.43
    Qty in Cart: 0
    Price:
    $39.43
    Subtotal:
  • Chrome Aluminum Screw-In Trailer Air Knob W/ Blue Iron Cross

    Chrome Aluminum Screw-In Trailer Air Knob W/ Blue Iron Cross

    GRAND GENERAL

    $39.43
    Chrome Aluminum Screw-In Trailer Air Knob W/ Blue Iron Cross* High Quality Air Knob* Chrome-Plated Aluminum* With Blue Iron Cross * Stainless Steel Trailer Script* Sold Individually* Warranty On Air...
    09-15010293
    SKU:
    09-15010293
    Material Options:
    Aluminum
    Finish Options:
    Chrome-Plated
    Color:
    Blue
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Make:
    Universal Items
    $39.43
    Qty in Cart: 0
    Price:
    $39.43
    Subtotal:
  • L. Rosewood Screw-In Tractor Knob W/ Silver Iron Cross

    L. Rosewood Screw-In Tractor Knob W/ Silver Iron Cross

    GRAND GENERAL

    $42.67
    L. Rosewood Screw-In Knob W/ Silver Iron Cross & Stainless Steel Tractor Script* High Quality Knob* Rosewood* With Silver Iron Cross * Stainless Steel Tractor Script* Sold Individually* Warranty On...
    09-15010291
    SKU:
    09-15010291
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Color:
    Silver
    Make:
    Universal Items
    $42.67
    Qty in Cart: 0
    Price:
    $42.67
    Subtotal:
  • Chrome Aluminum Screw-In Trailer Air Knob W/ Gold Iron Cross

    Chrome Aluminum Screw-In Trailer Air Knob W/ Gold Iron Cross

    GRAND GENERAL

    $39.43
    Chrome Aluminum Screw-In Trailer Air Knob W/ Gold Iron Cross* High Quality Air Knob* Chrome-Plated Aluminum* With Gold Iron Cross * Stainless Steel Trailer Script* Sold Individually* Warranty On Air...
    09-15010294
    SKU:
    09-15010294
    Material Options:
    Aluminum
    Finish Options:
    Chrome-Plated
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Make:
    Universal Items
    $39.43
    Qty in Cart: 0
    Price:
    $39.43
    Subtotal:
  • Chrome Aluminum Screw-In Trailer Air Knob W/ Black Iron Cross

    Chrome Aluminum Screw-In Trailer Air Knob W/ Black Iron Cross

    GRAND GENERAL

    $39.43
    Chrome Aluminum Screw-In Trailer Air Knob W/ Black Iron Cross* High Quality Air Knob* Chrome-Plated Aluminum* With Black Iron Cross * Stainless Steel Trailer Script* Sold Individually* Warranty On...
    09-15010292
    SKU:
    09-15010292
    Product Type:
    Interior
    Material Options:
    Aluminum
    Finish Options:
    Chrome-Plated
    Color:
    Black
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $39.43
    Qty in Cart: 0
    Price:
    $39.43
    Subtotal:
  • L. Rosewood Screw-In Trailer Knob W/ Red Iron Cross

    L. Rosewood Screw-In Trailer Knob W/ Red Iron Cross

    GRAND GENERAL

    $42.67
    L. Rosewood Screw-In Trailer Knob W/ Red Iron Cross* High Quality Knob* Rosewood* With Red Iron Cross * Stainless Steel Trailer Script* Sold Individually* Warranty On Knobs Against Defects In...
    09-15010287
    SKU:
    09-15010287
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Color:
    Red
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $42.67
    Qty in Cart: 0
    Price:
    $42.67
    Subtotal:
  • L. Rosewood Screw-In Tractor Knob W/ Gold Iron Cross

    L. Rosewood Screw-In Tractor Knob W/ Gold Iron Cross

    GRAND GENERAL

    $42.67
    L. Rosewood Screw-In Knob W/ Gold Iron Cross & Stainless Steel Tractor Script* High Quality Knob* Rosewood* With Gold Iron Cross * Stainless Steel Tractor Script* Sold Individually* Warranty On Knobs...
    09-15010289
    SKU:
    09-15010289
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $42.67
    Qty in Cart: 0
    Price:
    $42.67
    Subtotal:
  • L. Rosewood Screw-In Tractor Knob W/ Purple Iron Cross

    L. Rosewood Screw-In Tractor Knob W/ Purple Iron Cross

    GRAND GENERAL

    $42.67
    L. Rosewood Screw-In Knob W/ Purple Iron Cross & Stainless Steel Tractor Script* High Quality Knob* Rosewood* With Purple Iron Cross * Stainless Steel Tractor Script* Sold Individually* Warranty On...
    09-15010290
    SKU:
    09-15010290
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Color:
    Purple
    Make:
    Universal Items
    $42.67
    Qty in Cart: 0
    Price:
    $42.67
    Subtotal:
  • L. Rosewood Screw-In Trailer Knob W/ Silver Iron Cross

    L. Rosewood Screw-In Trailer Knob W/ Silver Iron Cross

    GRAND GENERAL

    $42.67
    L. Rosewood Screw-In Trailer Knob W/ Silver Iron Cross* High Quality Knob* Rosewood* With Silver Iron Cross * Stainless Steel Trailer Script* Sold Individually* Warranty On Knobs Against Defects In...
    09-15010288
    SKU:
    09-15010288
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Color:
    Silver
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $42.67
    Qty in Cart: 0
    Price:
    $42.67
    Subtotal:
  • L. Rosewood Screw-In Trailer Knob W/ Green Iron Cross

    L. Rosewood Screw-In Trailer Knob W/ Green Iron Cross

    GRAND GENERAL

    $42.67
    L. Rosewood Screw-In Trailer Knob W/ Green Iron Cross* High Quality Knob* Rosewood* With Green Iron Cross * Stainless Steel Trailer Script* Sold Individually* Warranty On Knobs Against Defects In...
    09-15010285
    SKU:
    09-15010285
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Color:
    Green
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $42.67
    Qty in Cart: 0
    Price:
    $42.67
    Subtotal:
  • L. Rosewood Screw-In Trailer Knob W/ Blue Iron Cross

    L. Rosewood Screw-In Trailer Knob W/ Blue Iron Cross

    GRAND GENERAL

    $42.67
    L. Rosewood Screw-In Trailer Knob W/ Blue Iron Cross* High Quality Knob* Rosewood* With Blue Iron Cross * Stainless Steel Trailer Script* Sold Individually* Warranty On Knobs Against Defects In...
    09-15010283
    SKU:
    09-15010283
    Material Options:
    Stainless Steel
    Color:
    Blue
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Make:
    Universal Items
    $42.67
    Qty in Cart: 0
    Price:
    $42.67
    Subtotal:
  • L. Rosewood Screw-In Trailer Knob W/ Purple Iron Cross

    L. Rosewood Screw-In Trailer Knob W/ Purple Iron Cross

    GRAND GENERAL

    $42.67
    L. Rosewood Screw-In Trailer Knob W/ Purple Iron Cross* High Quality Knob* Rosewood* With Purple Iron Cross * Stainless Steel Trailer Script* Sold Individually* Warranty On Knobs Against Defects In...
    09-15010286
    SKU:
    09-15010286
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Color:
    Purple
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $42.67
    Qty in Cart: 0
    Price:
    $42.67
    Subtotal:
  • L. Rosewood Screw-In Trailer Knob W/ Gold Iron Cross

    L. Rosewood Screw-In Trailer Knob W/ Gold Iron Cross

    GRAND GENERAL

    $42.67
    L. Rosewood Screw-In Trailer Knob W/ Gold Iron Cross* High Quality Knob* Rosewood* With Gold Iron Cross * Stainless Steel Trailer Script* Sold Individually* Warranty On Knobs Against Defects In...
    09-15010284
    SKU:
    09-15010284
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $42.67
    Qty in Cart: 0
    Price:
    $42.67
    Subtotal:
  • Rosewood Screw-In Tractor Air Knob W/ Gold Iron Cross

    Rosewood Screw-In Tractor Air Knob W/ Gold Iron Cross

    GRAND GENERAL

    $43.69
    Rosewood Screw-In Air Knob W/ Gold Iron Cross & Stainless Steel Tractor Script* High Quality Air Knob* Rosewood* With Gold Iron Cross * Stainless Steel Tractor Script* Sold Individually* Warranty On...
    09-15010279
    SKU:
    09-15010279
    Material Options:
    Stainless Steel
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Make:
    Universal Items
    $43.69
    Qty in Cart: 0
    Price:
    $43.69
    Subtotal:
  • Rosewood Screw-In Tractor Air Knob W/ Silver Iron Cross

    Rosewood Screw-In Tractor Air Knob W/ Silver Iron Cross

    GRAND GENERAL

    $43.69
    Rosewood Screw-In Air Knob W/ Silver Iron Cross & Stainless Steel Tractor Script* High Quality Air Knob* Rosewood* With Silver Iron Cross * Stainless Steel Tractor Script * Sold Individually*...
    09-15010282
    SKU:
    09-15010282
    Material Options:
    Stainless Steel
    Color:
    Silver
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Make:
    Universal Items
    $43.69
    Qty in Cart: 0
    Price:
    $43.69
    Subtotal:
  • Rosewood Screw-In Tractor Air Knob W/ Purple Iron Cross

    Rosewood Screw-In Tractor Air Knob W/ Purple Iron Cross

    GRAND GENERAL

    $43.69
    Rosewood Screw-In Air Knob W/ Purple Iron Cross & Stainless Steel Tractor Script* High Quality Air Knob* Rosewood* With Purple Iron Cross * Stainless Steel Tractor Script* Sold Individually* Warranty...
    09-15010281
    SKU:
    09-15010281
    Material Options:
    Stainless Steel
    Color:
    Purple
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Make:
    Universal Items
    $43.69
    Qty in Cart: 0
    Price:
    $43.69
    Subtotal:
  • Rosewood Screw-In Tractor Air Knob W/ Green Iron Cross

    Rosewood Screw-In Tractor Air Knob W/ Green Iron Cross

    GRAND GENERAL

    $43.69
    Rosewood Screw-In Air Knob W/ Green Iron Cross & Stainless Steel Tractor Script* High Quality Air Knob* Rosewood* With Green Iron Cross * Stainless Steel Tractor Script* Sold Individually* Warranty...
    09-15010280
    SKU:
    09-15010280
    Material Options:
    Stainless Steel
    Color:
    Green
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Make:
    Universal Items
    $43.69
    Qty in Cart: 0
    Price:
    $43.69
    Subtotal:
  • Rosewood Screw-In Tractor Air Knob W/ Blue Iron Cross

    Rosewood Screw-In Tractor Air Knob W/ Blue Iron Cross

    GRAND GENERAL

    $43.69
    Rosewood Screw-In Air Knob W/ Blue Iron Cross & Stainless Steel Tractor Script* High Quality Air Knob* Rosewood* With Blue Iron Cross * Stainless Steel Tractor Script* Sold Individually* Warranty On...
    09-15010278
    SKU:
    09-15010278
    Color:
    Blue
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $43.69
    Qty in Cart: 0
    Price:
    $43.69
    Subtotal:
  • Rosewood Screw-In Trailer Air Knob W/ Green Iron Cross

    Rosewood Screw-In Trailer Air Knob W/ Green Iron Cross

    GRAND GENERAL

    $43.69
    Rosewood Screw-In Trailer Air Knob W/ Green Iron Cross* High Quality Air Knob* Rosewood* With Green Iron Cross * Stainless Steel Trailer Script* Sold Individually* Warranty On Air Knobs Against...
    09-15010275
    SKU:
    09-15010275
    Color:
    Green
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $43.69
    Qty in Cart: 0
    Price:
    $43.69
    Subtotal:
  • Rosewood Screw-In Trailer Air Knob W/ Silver Iron Cross

    Rosewood Screw-In Trailer Air Knob W/ Silver Iron Cross

    GRAND GENERAL

    $43.69
    Rosewood Screw-In Trailer Air Knob W/ Silver Iron Cross* High Quality Air Knob* Rosewood* With Silver Iron Cross * Stainless Steel Trailer Script* Sold Individually* Warranty On Air Knobs Against...
    09-15010277
    SKU:
    09-15010277
    Color:
    Silver
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $43.69
    Qty in Cart: 0
    Price:
    $43.69
    Subtotal:
  • Rosewood Screw-In Trailer Air Knob W/ Purple Iron Cross

    Rosewood Screw-In Trailer Air Knob W/ Purple Iron Cross

    GRAND GENERAL

    $43.69
    Rosewood Screw-In Trailer Air Knob W/ Purple Iron Cross* High Quality Air Knob* Rosewood* With Purple Iron Cross * Stainless Steel Trailer Script* Sold Individually* Warranty On Air Knobs Against...
    09-15010276
    SKU:
    09-15010276
    Color:
    Purple
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $43.69
    Qty in Cart: 0
    Price:
    $43.69
    Subtotal:
  • Rosewood Screw-In Trailer Air Knob W/ Gold Iron Cross

    Rosewood Screw-In Trailer Air Knob W/ Gold Iron Cross

    GRAND GENERAL

    $43.69
    Rosewood Screw-In Trailer Air Knob W/ Gold Iron Cross* High Quality Air Knob* Rosewood* With Gold Iron Cross * Stainless Steel Trailer Script* Sold Individually* Warranty On Air Knobs Against Defects...
    09-15010274
    SKU:
    09-15010274
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $43.69
    Qty in Cart: 0
    Price:
    $43.69
    Subtotal:
  • Rosewood Screw-In Trailer Air Knob W/ Blue Iron Cross

    Rosewood Screw-In Trailer Air Knob W/ Blue Iron Cross

    GRAND GENERAL

    $43.69
    Rosewood Screw-In Trailer Air Knob W/ Blue Iron Cross* High Quality Air Knob* Rosewood* With Blue Iron Cross* Stainless Steel Trailer Script* Sold Individually* Warranty On Air Knobs Against Defects...
    09-15010273
    SKU:
    09-15010273
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Color:
    Blue
    Make:
    Universal Items
    $43.69
    Qty in Cart: 0
    Price:
    $43.69
    Subtotal:
  • Wood Screw-In Tractor Air Knob W/ Red Iron Cross

    Wood Screw-In Tractor Air Knob W/ Red Iron Cross

    GRAND GENERAL

    $35.17
    Wood Screw-In Air Knob W/ Red Iron Cross & Stainless Steel Tractor Script* High Quality Air Knob* Wood* With Red Iron Cross * Stainless Steel Tractor Script* Screw-In Application* Sold Individually*...
    09-15010271
    SKU:
    09-15010271
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Color:
    Red
    Make:
    Universal Items
    $35.17
    Qty in Cart: 0
    Price:
    $35.17
    Subtotal:
  • Wood Screw-In Tractor Air Knob W/ Silver Iron Cross

    Wood Screw-In Tractor Air Knob W/ Silver Iron Cross

    GRAND GENERAL

    $35.17
    Wood Screw-In Air Knob W/ Silver Iron Cross & Stainless Steel Tractor Script* High Quality Air Knob* Wood* With Silver Iron Cross * Stainless Steel Tractor Script* Screw-In Application* Sold...
    09-15010272
    SKU:
    09-15010272
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Color:
    Silver
    Make:
    Universal Items
    $35.17
    Qty in Cart: 0
    Price:
    $35.17
    Subtotal:
  • Total: items /

Adding your products to cart

Shop for Repair & Performance Parts for the Peterbilt 379

We stock aftermarket parts from top-tier brands, each engineered to meet or exceed classic OEM Peterbilt 379 parts for both newer and older 379 model years. Replacement parts reduce downtime and can enhance the efficiency of your big rig. Easily swap out worn-out or broken mechanical components: - Turbochargers and exhaust manifolds. - Radiators, heater hoses, and electrical components. -Peterbilt 379 front shocks, air-ride suspension hardware and drivetrain or powertrain replacements. Installing high-quality aftermarket performance upgrades can lead to a positive ROI and stronger performance. Whether your Peterbilt needs an exhaust system upgrade or an extensive suspension rebuild, we've got the parts to get the job done.

Add Polished Chrome Upgrades

Elevate your truck's look with exterior chrome parts: stainless steel visors, grilles, rear fenders, and front bumpers for Peterbilt 379. Add larger Peterbilt diesel fuel storage tanks and a new set of Peterbilt 379 chrome stack tops.

Customize the Interior with Peterbilt 379 Accessories

Our Peterbilt 379 interior accessories let you mix and match designs to fit your truck's theme. For decades, we've helped source parts for drivers to build their custom show trucks. Customizing the interior? If you can dream it, there's likely a product to help you build it. Browse through dash trims, upholstery, dual-tone interior cab lights, vent trim covers, custom foot pedals, and more. Interior accessories help to customize the entirety of your rig. You can add unique rear sleeper window shapes, chrome-polished mirror accessories, cabin doors, and in-cab vinyl flooring kits. When it comes to fine-tuning your custom interior, there are endless options. Filter through a vast selection of products via the materials, design features, sizes, and aftermarket brands that truckers trust. At the bottom of the page, you can review the item details, check for product specs, search for limited-time discounts on popular items, and add the order to cart. Easy.

Frequently Asked Questions About Peterbilt 379 Parts

What years are Peterbilt 379 parts compatible with, and will they fit my specific model?

Most Peterbilt 379 parts fit 1987–2007 trucks, but fitment depends on the exact part and your setup (standard vs extended hood, trim packages, modifications). Always confirm OEM specs and model details before ordering. For custom builds, contact support with your truck info.

What's the difference between aftermarket and OEM Peterbilt 379 parts in terms of quality and durability?

OEM parts match factory specs and usually cost more. Quality aftermarket parts can perform similarly for 30–50% less, especially for chrome and accessories. Look for strong materials (ex: 16-gauge+ bumpers), good plating/finishing, and a warranty—avoid ultra-cheap parts that rust or peel quickly.

How difficult is it to install Peterbilt 379 bumpers and what tools do I need?

Most installs take 2–4 hours with basic tools: socket set (especially 3/4" and 7/8"), torque wrench, jack stands/lift, and ideally a helper. Many bumpers use factory mounts; some may need minor drilling. Rusted hardware and alignment are the usual challenges. Pro install is often $200–$400.

What chrome and finish options are available for Peterbilt 379 parts, and how do they hold up?

Triple chrome: best shine, needs regular upkeep (especially in winter). Powder coat: tough and chip-resistant, less mirror-like. Polished stainless: higher upfront cost, won’t rust, low maintenance. Choose based on climate and how much maintenance you want to do.

Which Peterbilt 379 parts should I prioritize replacing for both appearance and functionality?

Start with safety items (headlights/marker lights). Next, replace rust-prone parts like bumpers, battery boxes, and step plates. Then move to high-impact upgrades like air cleaners and exhaust. Interior items (dash panels, handles) improve daily comfort. Prices can vary. Budget $2,000-5,000 for a comprehensive exterior refresh, or tackle projects individually starting with the most visible or damaged components.


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