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.
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Chrome Plastic Digital Clock Cover
LIFETIME NUT COVERS
$12.82Chrome Digital Clock CoverKeep your digital clock looking new and enhance your truck interior with the Chrome Plastic Digital Clock Cover. Constructed from durable chrome plastic, this snap- on cover...09-15020183- SKU:
- 09-15020183
- Material Options:
- Plastic/Poly
- Location:
- Made In USA
- Product Type:
- Interior
- Finish Options:
- Chrome-Plated
- Make:
- Universal Items
$12.82Qty in Cart: 0Price:$12.82Subtotal: -
Gray Single Axle Fender With Medium Trim
WTI FENDERS
$599.99Single Axle Fender With Medium Trim- GrayKeep your truck looking and performing its best with the Gray Single Axle Fender with Medium Trim. High-quality composite fiberglass with balsa core lining...09-11040166- SKU:
- 09-11040166
- Color:
- Gray
- Finish Options:
- Paintable
- Product Type:
- Rear Fenders
- Location:
- Made In USA
- Material Options:
- Fiberglass
- Make:
- Universal Items
- Width Options:
- 24 1/2 Inch
- Type Options:
- Full Radius Fender
- Length Options:
- 48 1/2 Inch
- Height Options:
- 30 1/2 Inch
$599.99Qty in Cart: 0Price:$599.99Subtotal: -
Black Single Axle Fender W/ Wide Trim & Light Box- Passenger Side
WTI FENDERS
$709.99Passenger Side Black Single Axle Fender W/ Wide Trim & Light BoxDesigned for long-lasting protection and custom appeal, the Black Single Axle Fender with wide trim and integrated light box delivers...09-11040142- SKU:
- 09-11040142
- Location:
- Made In USA
- Width Options:
- 26 Inch
- Length Options:
- 52 Inch
- Material Options:
- Fiberglass
- Product Type:
- Rear Fenders
- Position:
- Passenger Side
- Color:
- Black
- Make:
- Universal Items
- Type Options:
- Full Radius Fender
- Height Options:
- 30 1/2 Inch
$709.99Qty in Cart: 0Price:$709.99Subtotal: -
8 Inch USA Flag Emblem Plate
REALWHEELS
$38.55USA Flag Emblem PlateShow your pride and add a bold, patriotic touch to your truck with the 8 Inch USA Flag Emblem Plate, crafted for both style and durability. This high-quality emblem plate...09-092000011- SKU:
- 09-092000011
- Location:
- Made In USA
- Product Type:
- Hood Parts & Acc.
- Width Options:
- 8 Inch
- Make:
- Universal Items
- Shape Options:
- Oval
$38.55Qty in Cart: 0Price:$38.55Subtotal: -
1-1/16 Inch Chrome Plastic Push- On Top Hat Nut Cover
LIFETIME NUT COVERS
$3.05Chrome 1-1/16 Inch Top Hat Nut CoverMaintain the integrity of your lift axle nuts with the 1-1/16 Inch Chrome Plastic Push-On Top Hat Nut Cover, designed for durability and visual appeal. Constructed...09-05060095- SKU:
- 09-05060095
- Location:
- Made In USA
- Finish Options:
- Chrome-Plated
- Style Options:
- Top Hat
- Material Options:
- Plastic/Poly
- Product Type:
- Frame & Chassis
- Make:
- Universal Items
$3.05Qty in Cart: 0Price:$3.05Subtotal: -
Stainless Steel Turn Signal Light Brackets W/ Out Logo & Lights
SHIFT PRODUCTS
$145.99Turn Signal Light Brackets W/ Out Logo & LightsAdd strength, durability, and visual appeal to your truck's turn signal lights with the Stainless Steel Turn Signal Light Brackets. Made from premium...09-09150131- SKU:
- 09-09150131
- Light Options:
- Without Lights
- Style Options:
- Watermelon
- Material Options:
- Stainless Steel
- Product Type:
- Exterior
- Make:
- Universal Items
$145.99Qty in Cart: 0Price:$145.99Subtotal: -
Steel Adapter JIC Male/NPTF Female Replaces JCM06-NPF06
AUTOMANN USA
$4.403/8 Inch-18 ID X 9/16 Inch-18 Steel AdapterMaintain superior hydraulic and fuel system integrity with the Steel Adapter JIC Male/NPTF Female, a high-strength solution for professional applications...09-02500246- SKU:
- 09-02500246
- Product Type:
- Cargo Control
- Material Options:
- Steel
- Diameter Options:
- 3/8 Inch
- Make:
- Universal Items
$4.40Qty in Cart: 0Price:$4.40Subtotal: -
24 X 24 Inch Black Powder Coated Steel Mounting Bracket For Under Body Tool Boxes
AUTOMANN USA
$140.9924 X 24 Inch Under Body Tool Box Mounting BracketsSecure your underbody tool boxes with the 24 X 24 Inch Black Powder Coated Steel Mounting Bracket, designed for heavy-duty strength and long-lasting...09-020100551- SKU:
- 09-020100551
- Product Type:
- Frame & Chassis
- Finish Options:
- Black Powder Coat
- Material Options:
- Steel
- Width Options:
- 24 Inch
- Length Options:
- 24 Inch
- Make:
- Universal Items
$140.99Qty in Cart: 0Price:$140.99Subtotal: -
Stainless Steel Mud Flap Hanger 30 X 7.25 Inch W/ 2.5 Inch Bolt Spacing, 6 Round 4 Inch Watermelon Red/Green LEDs & Clear Lens
TRUX ACCESSORIES
$389.99Mud Flap Hanger 30 X 7.25 Inch Stainless Steel W/ 2.5 Inch Bolt Spacing, 6 Round 4 Inch Watermelon Red/Green LEDs & Clear LensEnsure your truck stands out on the road with these 30 Inch Stainless...09-011200065- SKU:
- 09-011200065
- Light Options:
- With Lights
- Height Options:
- 7 Inch
- Width Options:
- 30 Inch
- Color:
- Red/Green
- Style Options:
- Watermelon
- Finish Options:
- Mirror
- Material Options:
- Stainless Steel
- Product Type:
- Bumpers
- Make:
- Universal Items
$389.99Qty in Cart: 0Price:$389.99Subtotal: -
3 Piece Wire Harness Kit For WTI Fender Lights For Peterbilt
WTI FENDERS
$189.99WTI Fender Light 3 Piece Wire Harness KitKeep your Peterbilt fender lights running like new with the 3-Piece Wire Harness Kit for WTI Fender Lights, designed for heavy-duty performance and dependable...01-1603004- SKU:
- 01-1603004
- Location:
- Made In USA
- Product Type:
- Lighting
- Make:
- Peterbilt
- Position:
- Kit Full
$189.99Qty in Cart: 0Price:$189.99Subtotal: -
2 Inch Chrome Plastic Gauge Cover Without Visor For Peterbilt
LIFETIME NUT COVERS
$6.122 Inch Gauge Cover Without VisorProtect your Peterbilt gauges while adding a sleek, factory-style touch with the 2 Inch Chrome Plastic Gauge Cover Without Visor. Made from chrome-plated ABS plastic,...01-1501204- SKU:
- 01-1501204
- Product Type:
- Interior
- Material Options:
- Plastic/Poly
- Diameter Options:
- 2 Inch
- Finish Options:
- Chrome-Plated
- Truck Class:
- Heavy Duty
- Location:
- Made In USA
- Make:
- Peterbilt
$6.12Qty in Cart: 0Price:$6.12Subtotal: -
Chrome Plastic Toggle Switch Nut Cover- 6 Pack For Peterbilt
LIFETIME NUT COVERS
$7.936 Pack Of Toggle Switch Nut CoverThe Chrome Plastic Toggle Switch Nut Cover - 6 Pack for Peterbilt is a simple yet effective way to upgrade your cab's dashboard with style and durability. Crafted...01-1501205- SKU:
- 01-1501205
- Material Options:
- Plastic/Poly
- Location:
- Made In USA
- Product Type:
- Interior
- Finish Options:
- Chrome-Plated
- Make:
- Peterbilt
$7.93Qty in Cart: 0Price:$7.93Subtotal: -
Stainless Steel Half Fender Hidden Bracket Kit For 2005-Newer Peterbilt Low Air Leaf For Peterbilt
VENDETTA
$601.992005-Newer Peterbilt Low Air Leaf Half Fender Hidden Bracket KitThe Stainless Steel Half Fender Hidden Bracket Kit is designed for 2005-newer Peterbilt trucks with low air leaf suspension, delivering...01-1110001- SKU:
- 01-1110001
- Product Type:
- Rear Fenders
- Position:
- Kit Full
- Material Options:
- Steel
- Type Options:
- Blind Mount
- Make:
- Peterbilt
$601.99Qty in Cart: 0Price:$601.99Subtotal: -
Vendetta Stainless Steel Half Fender Hidden Bracket Kit W/ 2 Front Suspension Brackets, 1/2 Inch Thick Blind Mount For Peterbilt W/ Low Air Leaf
VENDETTA
$601.99Blind Mount Half Fender Hidden Bracket Kit W/ 2 Front Suspension Brackets, 1/2 Inch ThickInstall half fenders on your 2004-or-older Peterbilt with ease using the Stainless Steel Half Fender Hidden...01-1110002- SKU:
- 01-1110002
- Type Options:
- Blind Mount
- Product Type:
- Rear Fenders
- Material Options:
- Steel
- Make:
- Peterbilt
- Position:
- Kit Full
$601.99Qty in Cart: 0Price:$601.99Subtotal: -
Chrome Plastic Switch Label Covers Without Visor- 6 Pack For Peterbilt
LIFETIME NUT COVERS
$14.596 Pack Of Switch Label Covers Without VisorRefresh the interior of your Peterbilt with the Chrome Plastic Switch Label Covers Without Visor, a durable and stylish accessory for your dashboard. Made...01-1501202- SKU:
- 01-1501202
- Product Type:
- Interior
- Material Options:
- Plastic/Poly
- Location:
- Made In USA
- Finish Options:
- Chrome-Plated
- Truck Class:
- Heavy Duty
- Make:
- Peterbilt
$14.59Qty in Cart: 0Price:$14.59Subtotal: -
Chrome Plastic Tachometer And Speedometer Gauge Cover For Peterbilt
LIFETIME NUT COVERS
$9.17Tachometer And Speedometer Gauge CoverUpgrade and protect your Peterbilt instruments with the Chrome Plastic Tachometer and Speedometer Gauge Cover, a stylish addition to your dashboard. This...01-1501203- SKU:
- 01-1501203
- Finish Options:
- Chrome-Plated
- Material Options:
- Plastic/Poly
- Location:
- Made In USA
- Truck Class:
- Heavy Duty
- Product Type:
- Interior
- Make:
- Peterbilt
$9.17Qty in Cart: 0Price:$9.17Subtotal: -
Stainless Steel Front Air Cleaner Light Panels W/ 2 Watermelon Light Holes For Peterbilt
SHIFT PRODUCTS
$270.99Front Air Cleaner Light Panels W/ 2 Watermelon Light Holes At Bottom of PanelAdd a custom lighting upgrade to your Peterbilt with these Stainless Steel Front Air Cleaner Light Panels, made for...01-09051148- SKU:
- 01-09051148
- Light Options:
- Without Lights
- Height Options:
- 15 Inch
- Product Type:
- Exterior
- Material Options:
- Stainless Steel
- Style Options:
- Donaldson Style
- Make:
- Peterbilt
$270.99Qty in Cart: 0Price:$270.99Subtotal: -
Gray Primer Cowl Panel For Peterbilt 379
WTI FENDERS
$301.99Gray Cowl Panel For Half Light BarRefresh the look of your Peterbilt 379 with the Gray Primer Cowl Panel, a durable and customizable replacement panel for trucks with half light bars. Crafted from...01-091201843- SKU:
- 01-091201843
- Color:
- Gray
- Material Options:
- Fiberglass
- Finish Options:
- Paintable
- Location:
- Made In USA
- Product Type:
- Exterior
- Light Options:
- Without Lights
- Make:
- Peterbilt
$301.99Qty in Cart: 0Price:$301.99Subtotal: -
Stainless Steel Rear Air Cleaner Light Panels W/ 1 Watermelon Light Hole On Each Panel For Peterbilt 379 & 389
SHIFT PRODUCTS
$202.99Rear Air Cleaner Light Panels W/ 1 Watermelon Light Hole Per PanelGive your Peterbilt 379 or 389 a subtle yet custom upgrade with these Stainless Steel Rear Air Cleaner Light Panels, designed for 15"...01-09050260- SKU:
- 01-09050260
- Position:
- Rear
- Height Options:
- 15 Inch
- Light Options:
- Without Lights
- Product Type:
- Exterior
- Material Options:
- Stainless Steel
- Style Options:
- Donaldson Style
- Make:
- Peterbilt
$202.99Qty in Cart: 0Price:$202.99Subtotal: -
Webbed Cargo Strap 2” X 30’ W/ Narrow Flat Hooks
BESTFIT TRUCK PARTS
$19.99Narrow Flat Hook Ratchet AssemblyThe 2" x 30' Webbed Cargo Strap with Narrow Flat Hooks is built for reliable load securement on flatbeds, trailers, and other heavy-duty applications. Featuring a...09-0207136- SKU:
- 09-0207136
- Product Type:
- Cargo Control
- Rating:
- 2000 LBS
- Color:
- Yellow
- Length Options:
- 360 Inch
- Make:
- Universal Items
- Width Options:
- 2 Inch
- Ready To Ship:
- Yes
$19.99Qty in Cart: 0Price:$19.99Subtotal:
