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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BESTfit 5 Inch Stainless Steel Flex Pipe
BESTFIT TRUCK PARTS
$48.395 Inch 409 Stainless Steel Flex Pipe By BESTfitMaintain your exhaust system's integrity with the BESTfit 5 Inch Stainless Steel Flex Pipe. Its 24-inch pre-cut length and 5-inch diameter make it an...09-08040016- SKU:
- 09-08040016
- Material Options:
- Stainless Steel
- Product Type:
- Exhaust
- Length Options:
- 24 Inch
- Diameter Options:
- 5 Inch
- Make:
- Universal Items
- Ready To Ship:
- Yes
$48.39Qty in Cart: 0Price:$48.39Subtotal: -
BESTfit Transmission Oil Cooler Mounting Kit
BESTFIT TRUCK PARTS
$43.79Transmission Oil Cooler Mounting Kit By BESTfitSecure your transmission oil cooler with the BESTfit Transmission Oil Cooler Mounting Kit, engineered for round tube and fin coolers. Each kit provides...09-07050411- SKU:
- 09-07050411
- Product Type:
- Engine Parts
- Make:
- Universal Items
- Position:
- Kit Full
$43.79Qty in Cart: 0Price:$43.79Subtotal: -
Step Plates 22 X 6.5 Inch Stainless Steel - Pair
SPARETIME FAB
$290.99Pair 22 X 6.5 Inch Stainless Steel Step PlatesBoost both style and safety on your rig with these 22 x 6.5 Inch Stainless Steel Step Plates, designed to deliver a dependable, high-quality upgrade...09-050500049- SKU:
- 09-050500049
- Product Type:
- Frame & Chassis
- Width Options:
- 6 1/2 Inch
- Material Options:
- Stainless Steel
- Length Options:
- 22 Inch
- Make:
- Universal Items
$290.99Qty in Cart: 0Price:$290.99Subtotal: -
12 Inch Black Plastic Corner Protector
AFTERMARKET
$6.73Plastic 12 Inch Corner Protector- BlackPrevent edge damage and extend the life of your vehicles with the 12 Inch Black Plastic Corner Protector. Built from durable, high-quality black plastic, this...09-020737- SKU:
- 09-020737
- Material Options:
- Plastic/Poly
- Product Type:
- Cargo Control
- Length Options:
- 12 Inch
- Color:
- Black
- Make:
- Universal Items
- Ready To Ship:
- Yes
$6.73Qty in Cart: 0Price:$6.73Subtotal: -
Emergency Warning Triangle Kit- 3 Pack
UNITED PACIFIC
$37.853 Pack Emergency Warning Triangle KitStay safe on the road with the Emergency Warning Triangle Kit - 3 Pack, designed to provide maximum visibility and protection during unexpected stops. This...09-020200093- SKU:
- 09-020200093
- Width Options:
- 18 Inch
- Color:
- Orange
- Product Type:
- Cargo Control
- Height Options:
- 16 1/2 Inch
- Make:
- Universal Items
- Position:
- Kit Full
$37.85Qty in Cart: 0Price:$37.85Subtotal: -
Driver Side Aluminum Front Fender By BESTfit For Peterbilt 379
BESTFIT TRUCK PARTS
$384.99Driver Side Aluminum Front Fender By BESTfitRestore the strength and clean lines of your Peterbilt 579 with this driver-side BESTfit Aluminum Front Fender, engineered for durability and dependable...01-12700147- SKU:
- 01-12700147
- Material Options:
- Aluminum
- Product Type:
- Hood Parts & Acc.
- Position:
- Driver Side
- Make:
- Peterbilt
- Ready To Ship:
- Yes
$384.99Qty in Cart: 0Price:$384.99Subtotal: -
BESTfit Stainless Steel Straight Cab Bracket Replaces 14-14792, 1414792 For Peterbilt
BESTFIT TRUCK PARTS
$164.99Replacement Straight Cab Bracket By BESTfitWhen it comes to maintaining the integrity of your Peterbilt cab, choosing a reliable replacement bracket is key. This BESTfit Stainless Steel Straight Cab...01-080000015- SKU:
- 01-080000015
- Finish Options:
- Polished
- Product Type:
- Exhaust
- Material Options:
- Stainless Steel
- Make:
- Peterbilt
- Style Options:
- Straight Style
$164.99Qty in Cart: 0Price:$164.99Subtotal: -
BESTfit 7 to 5 Inch OD 60 Degree Chrome Elbow For Peterbilt
BESTFIT TRUCK PARTS
$531.99Chrome 7 to 5 Inch OD 60 Degree Elbow By BESTfitGet the perfect angle and fit for your exhaust system with this BESTfit 7 to 5 Inch OD 60 Degree Chrome Elbow, made to meet the demands of Peterbilt...01-080300008- SKU:
- 01-080300008
- Finish Options:
- Chrome-Plated
- Style Options:
- Elbow
- Degree Options:
- 60
- Product Type:
- Exhaust
- Make:
- Peterbilt
- Diameter Options:
- 7 To 5 Inch
- Material Options:
- Steel
$531.99Qty in Cart: 0Price:$531.99Subtotal: -
BESTfit 3 Inch Stainless Steel Lower Coolant Tube Replaces 07-05849M001 For Peterbilt 379
BESTFIT TRUCK PARTS
$159.99Replacement 3 Inch Lower Coolant Tube By BESTfitMaintain your Peterbilt 379's engine cooling efficiency with the BESTfit 3 Inch Stainless Steel Lower Coolant Tube, an exact replacement for part...01-07020017- SKU:
- 01-07020017
- Material Options:
- Stainless Steel
- Diameter Options:
- 3 Inch
- Product Type:
- Engine Parts
- Position:
- Lower
- Make:
- Peterbilt
- Ready To Ship:
- Yes
$159.99Qty in Cart: 0Price:$159.99Subtotal: -
BESTfit 7 Inch Chrome Offset Stack Mounting Bracket For Peterbilt
BESTFIT TRUCK PARTS
$154.997 Inch Offset Stack Mounting Bracket By BESTfitAdd strength and shine to your exhaust setup with this BESTfit 7 Inch Chrome Offset Stack Mounting Bracket designed for Peterbilt trucks. Built for a...01-080000016- SKU:
- 01-080000016
- Finish Options:
- Chrome-Plated
- Diameter Options:
- 7 Inch
- Style Options:
- Offset
- Product Type:
- Exhaust
- Material Options:
- Stainless Steel
- Width Options:
- 3 Inch
- Make:
- Peterbilt
$154.99Qty in Cart: 0Price:$154.99Subtotal: -
3/4 Inch Amber LED Marker & Clearance Light W/ Grommet & .156
OPTRONICS
$4.53 - $5.64Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models of Trucks3/4 Inch Amber LED Marker & Clearance Light W/ Grommet & .156 Male Bullet Plug3/4 Inch Marker &...PPR_299321- SKU:
- PPR_299321
- Diameter Options:
- 3/4 Inch
- Product Type:
- Lighting
- Style Options:
- LED
- Color:
- Amber
- Material Options:
- Plastic/Poly
- Shape Options:
- Round
- Make:
- Universal Items
- Color:
- Amber/Clear
- Type Options:
- Grommet Mount
$4.53 - $5.64Qty in Cart: 0Price:$4.53 - $5.64Subtotal: -
Lower Roller Bracket Kit
TRUCK SHROUDS
$219.99Choose Option(s) to see description.Fitment* Fits Peterbilt 379 1987 thru 2007Lower Roller Bracket Kit- Driver Side For Peterbilt 379Driver Side Lower Roller Bracket Kit Fits Peterbilt* High Quality...PPR_299324- SKU:
- PPR_299324
- Material Options:
- Steel
- Position:
- Lower
- Product Type:
- Hood Parts & Acc.
- Location:
- Made In USA
- Position:
- Driver Side
- Position:
- Passenger Side
- Make:
- Universal Items
- Make:
- Peterbilt
$219.99Qty in Cart: 0Price:$219.99Subtotal: -
4 X 1.05 Inch Rectangle Marker/ Clearance LED Light
PETERSON MFG
$6.69Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models of Trucks4 X 1.05 Inch Red Rectangle Marker/ Clearance LED Light4 X 1.05 Inch Rectangle Marker/ Clearance LED...PPR_299326- SKU:
- PPR_299326
- Color:
- Red
- Material Options:
- Plastic/Poly
- Shape Options:
- Rectangular
- Width Options:
- 4 Inch
- Height Options:
- 1 Inch
- Product Type:
- Lighting
- Style Options:
- LED
- Color:
- Amber
- Make:
- Universal Items
$6.69Qty in Cart: 0Price:$6.69Subtotal: -
2.5 Inch LED Marker & Clearance Light W/ Reflex
OPTRONICS
$4.07Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models of Trucks2.5 Inch Red LED Marker & Clearance Light W/ Reflex2.5 Inch Marker & Clearance Light W/ Reflex- Red*...PPR_299320- SKU:
- PPR_299320
- Diameter Options:
- 2 1/2 Inch
- Product Type:
- Lighting
- Style Options:
- LED
- Color:
- Red
- Color:
- Amber
- Material Options:
- Plastic/Poly
- Shape Options:
- Round
- Make:
- Universal Items
- Type Options:
- Surface Mount
$4.07Qty in Cart: 0Price:$4.07Subtotal: -
3/4 Inch Round Marker/ Clearance LED Light W/ 2 .180 Bullets
PETERSON MFG
$16.40Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models of Trucks3/4 Inch Red Round Marker/ Clearance LED Light W/ 2 .180 Bullets3/4 Inch Round Marker/ Clearance LED...PPR_299322- SKU:
- PPR_299322
- Style Options:
- LED
- Color:
- Red
- Color:
- Amber
- Product Type:
- Lighting
- Shape Options:
- Round
- Diameter Options:
- 3/4 Inch
- Make:
- Universal Items
- Style Options:
- Bullet
- Material Options:
- Plastic/Poly
- Type Options:
- Grommet Mount
- Diameter Options:
- 1 Inch
$16.40Qty in Cart: 0Price:$16.40Subtotal: -
1/2 Inch- 13 Thread On 3 Skull Shift Knob
UNITED PACIFIC
$41.99 - $53.99Choose Option(s) to see description.Chrome 3D Stacked Skull Shift Knob Thread On W/O Adapter5.625 Inch Thread On 3D Stacked Skull Shift Knob Chrome* High Quality Shift Knob* Made Of Aluminum* Triple...PPR_299328- SKU:
- PPR_299328
- Color:
- Blue
- Color:
- Red
- Color:
- Black
- Diameter Options:
- 1/2 Inch
- Color:
- Orange
- Color:
- Purple
- Style Options:
- Thread On
- Color:
- White
- Color:
- Yellow
- Product Type:
- Interior
- Material Options:
- Aluminum
- Color:
- Green
- Color:
- Silver
- Location:
- Made In USA
- Make:
- Universal Items
- Height Options:
- 5 1/2 Inch
- Width Options:
- 1 1/4 Inch
- Type Options:
- Thread On
- Finish Options:
- Chrome-Plated
$41.99 - $53.99Qty in Cart: 0Price:$41.99 - $53.99Subtotal: -
Aluminum Day Cab Rear Corner Skin
TRUCK SHROUDS
$532.99Choose Option(s) to see description.Fitment* Fits Peterbilt 330 1995 thru 2005* Fits Peterbilt 335 2005 thru 2010* Fits Peterbilt 337 2011 thru 2022* Fits Peterbilt 357 1995 thru 2007* Fits Peterbilt...PPR_299318- SKU:
- PPR_299318
- Finish Options:
- Paintable
- Product Type:
- Exterior
- Position:
- Rear
- Cab Style:
- Ultra Cab
- Material Options:
- Aluminum
- Location:
- Made In USA
- Style Options:
- Flat Top
- Make:
- Peterbilt
- Cab Style:
- High Roof
- Cab Style:
- Day Cab
- Position:
- Driver Side
$532.99Qty in Cart: 0Price:$532.99Subtotal: -
Aluminum Top Panel Little Big Hood Conversion
TRUCK SHROUDS
$757.99 - $801.99Choose Option(s) to see description.Fitment* Fits Peterbilt 379 1987 thru 2007Aluminum Top Panel Little Big Hood Conversion- Driver Side For Peterbilt 379Driver Side Top Panel Little Big Hood...PPR_299323- SKU:
- PPR_299323
- Position:
- Driver Side
- Material Options:
- Aluminum
- Product Type:
- Hood Parts & Acc.
- Location:
- Made In USA
- Finish Options:
- Paintable
- Position:
- Passenger Side
- Make:
- Peterbilt
$757.99 - $801.99Qty in Cart: 0Price:$757.99 - $801.99Subtotal: -
Aluminum Ultra Cab Rear Corner Skin
TRUCK SHROUDS
$505.99Choose Option(s) to see description.Fitment* Fits Peterbilt 330 1995 thru 2005* Fits Peterbilt 335 2005 thru 2010* Fits Peterbilt 337 2011 thru 2022* Fits Peterbilt 357 1995 thru 2007* Fits Peterbilt...PPR_299319- SKU:
- PPR_299319
- Location:
- Made In USA
- Position:
- Rear
- Finish Options:
- Paintable
- Cab Style:
- Ultra Cab
- Position:
- Passenger Side
- Position:
- Driver Side
- Material Options:
- Aluminum
- Product Type:
- Exterior
- Make:
- Peterbilt
- Make:
- Universal Items
- Style Options:
- Flat Top
$505.99Qty in Cart: 0Price:$505.99Subtotal: -
6- Hole Axle Flange Gasket
AUTOMANN USA
$2.915.950 ID X 7.500 OD X 6.750 Inch Hub GasketWhen it comes to axle integrity, the 6-Hole Axle Flange Gasket delivers the durability and precision your truck demands. Featuring six 0.350-inch holes and...29-20200059- SKU:
- 29-20200059
- Shape Options:
- Round
- Product Type:
- Wheels
- Make:
- Universal Items
- Diameter Options:
- 7 1/2 Inch
$2.91Qty in Cart: 0Price:$2.91Subtotal:
