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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7-5 X 36 Inch Chrome West Coast Turn Exhaust Stack
LINCOLN CHROME
$370.997-5 X 36 Inch West Coast Turn Exhaust StackAdd both style and functionality with the 7.5 x 36 Inch Chrome West Coast Turn Exhaust Stack. Its West Coast curved top ensures efficient exhaust flow,...09-087536071- SKU:
- 09-087536071
- Product Type:
- Exhaust
- Finish Options:
- Chrome-Plated
- Material Options:
- Steel
- Style Options:
- West Coast Turn
- Height Options:
- 36 Inch
- Location:
- Made In USA
- Make:
- Universal Items
- Diameter Options:
- 7 To 5 Inch
$370.99Qty in Cart: 0Price:$370.99Subtotal: -
Stainless Steel L- Bracket For Mirror
GRAND GENERAL
$6.521.75 X 1 X 1.25 Inch L- Bracket For MirrorGive your mirror system the strong support it needs with this Stainless Steel L-Bracket. Weather-resistant stainless steel stands firm through tough...09-0915102- SKU:
- 09-0915102
- Product Type:
- Exterior
- Height Options:
- 1 Inch
- Width Options:
- 1 1/4 Inch
- Length Options:
- 1 3/4 Inch
- Material Options:
- Stainless Steel
- Make:
- Universal Items
- Degree Options:
- 90
$6.52Qty in Cart: 0Price:$6.52Subtotal: -
On SaleLimited Quantity Available
7/64 Inch Black Rubber Windshield Washer Wet Hose
4 STATE TRUCKS
Now: $0.57Was: $0.827/64 Inch Black Rubber Windshield Washer Wet HoseWhen it's time to replace worn or brittle washer tubing, the 7/64 inch Black Rubber Windshield Washer Wet Hose delivers the durability you need. Built...09-09110010- SKU:
- 09-09110010
- Product Type:
- Exterior
- Material Options:
- Rubber
- Color:
- Black
- Make:
- Universal Items
- Ready To Ship:
- Yes
Now: $0.57Was: $0.82Qty in Cart: 0Price:Now: $0.57Was: $0.82Subtotal: -
On Sale
Wet Arm Adapter Windshield Nozzle
OPP - ORIGINAL PARTS PROGRAM
Now: $5.68Was: $8.11Windshield NozzleDon't let a malfunctioning washer nozzle compromise visibility-choose the Wet Arm Adapter Windshield Nozzle to deliver a precise spray exactly where you need it. Engineered for...09-09110011- SKU:
- 09-09110011
- Product Type:
- Exterior
- Make:
- Universal Items
Now: $5.68Was: $8.11Qty in Cart: 0Price:Now: $5.68Was: $8.11Subtotal: -
8-5 X 36 Inch Chrome Bull Hauler Exhaust Stack
LINCOLN CHROME
$495.998-5 X 36 Inch Bull Hauler Exhaust StackStep up your exhaust game with the 8-5 36 inch Chrome Bull Hauler Exhaust Stack. Designed for longevity and aesthetic impact, this stack features an oversized...09-088536050- SKU:
- 09-088536050
- Product Type:
- Exhaust
- Material Options:
- Steel
- Location:
- Made In USA
- Finish Options:
- Chrome-Plated
- Height Options:
- 36 Inch
- Make:
- Universal Items
- Ready To Ship:
- Yes
- Style Options:
- Bullhorn Top Style
- Diameter Options:
- 8 Inch
$495.99Qty in Cart: 0Price:$495.99Subtotal: -
3/8 Inch Male NPT X 3/8 Inch Female NPT Ball Valve Pin Handle Replaces D22082448, Sv590Ph6
AUTOMANN USA
$20.19Ball Valve Pin Handle- 3/8 Inch Male NPT X 3/8 Inch Female NPTControl fluid flow with confidence using this 3/8 Inch Ball Valve with a pin handle. Featuring both male and female NPT connections, this...09-071262705- SKU:
- 09-071262705
- Product Type:
- Air, Electrical, & Safety
- Diameter Options:
- 3/8 Inch
- Material Options:
- Brass
- Make:
- Universal Items
- Ready To Ship:
- Yes
$20.19Qty in Cart: 0Price:$20.19Subtotal: -
On SaleLimited Quantity Available
7/64 Inch Windshield Washer/Vacuum Hose
AFTERMARKET
Now: $0.48Was: $0.697/64 Inch Windshield Washer/Vacuum Hose -40 Degree F to 257 Degree FEnsure your truck's washer and vacuum lines are up to the challenge with the 7/64 inch Windshield Washer/Vacuum Hose. Rated for -40...09-09110009- SKU:
- 09-09110009
- Product Type:
- Exterior
- Make:
- Universal Items
- Ready To Ship:
- Yes
Now: $0.48Was: $0.69Qty in Cart: 0Price:Now: $0.48Was: $0.69Subtotal: -
5 X 60 Inch Chrome Miter Exhaust Stack
TRUX ACCESSORIES
$194.995 X 60 Inch Miter Exhaust StackImprove exhaust flow and truck appearance with this 5 x 60 Inch Chrome Miter Exhaust Stack. Featuring a mitered top for precision airflow and a sturdy triple...09-08010090- SKU:
- 09-08010090
- Product Type:
- Exhaust
- Diameter Options:
- 5 Inch
- Material Options:
- Steel
- Style Options:
- Miter Cut
- Finish Options:
- Chrome-Plated
- Length Options:
- 60 Inch
- Make:
- Universal Items
- Ready To Ship:
- Yes
$194.99Qty in Cart: 0Price:$194.99Subtotal: -
6-5 X 60 Inch Chrome Curve Turn Exhaust Stack
TRUX ACCESSORIES
$307.996-5 X 60 Inch Curve Turn Exhaust StackExperience reliable exhaust performance with this 6.5 x 60 Inch Chrome Curve Turn Exhaust Stack. Designed with a curved top and a tapered 6-to-5-inch diameter,...09-08010088- SKU:
- 09-08010088
- Product Type:
- Exhaust
- Style Options:
- Curve Turn
- Finish Options:
- Chrome-Plated
- Length Options:
- 60 Inch
- Material Options:
- Steel
- Make:
- Universal Items
$307.99Qty in Cart: 0Price:$307.99Subtotal: -
On SaleLimited Quantity Available
5.5 Inch Washer Fluid Pump Harness- 2 Pin
AUTOMANN USA
Now: $4.04Was: $5.77Washer Fluid Pump Harness-- 5.5 InchMaintain a clean windshield and ensure maximum visibility with this 5.5 Inch Washer Fluid Pump Harness featuring a secure 2-pin connection. Designed for...09-0707003- SKU:
- 09-0707003
- Product Type:
- Engine Parts
- Length Options:
- 5 1/2 Inch
- Style Options:
- 2 Prong
- Make:
- Universal Items
- Ready To Ship:
- Yes
Now: $4.04Was: $5.77Qty in Cart: 0Price:Now: $4.04Was: $5.77Subtotal: -
CSM Black Aluminum Alloy Water Tank Cap
CHROME SHOP MAFIA
$16.4738MM Water Tank Cap By Chrome Shop MafiaSafeguard your truck's fluids with the Chrome Shop Mafia Black Aluminum Alloy Water Tank Cap. Constructed from heavy-duty aluminum alloy weld billet, it fits...09-0707002- SKU:
- 09-0707002
- Ready To Ship:
- Yes
- Color:
- Black
- Make:
- Universal Items
- Product Type:
- Fuel Tanks
- Material Options:
- Aluminum
$16.47Qty in Cart: 0Price:$16.47Subtotal: -
18 Inch Chrome Round Bell Horn W/ Pedestal & Gaskets
OPP - ORIGINAL PARTS PROGRAM
$327.9918 Inch Chrome Round Bell HornUpgrade your truck's sound system with this 18 Inch Chrome Round Bell Horn, built for truckers who demand loud, reliable, and professional-grade performance. Featuring a...09-051300126- SKU:
- 09-051300126
- Product Type:
- Frame & Chassis
- Diameter Options:
- 6 Inch
- Length Options:
- 18 Inch
- Finish Options:
- Chrome-Plated
- Make:
- Universal Items
- Ready To Ship:
- Yes
- Material Options:
- Steel
$327.99Qty in Cart: 0Price:$327.99Subtotal: -
28.25 Inch Chrome Plastic Air Horn- 115 DB Output
AUTOMANN USA
$87.9928.25 Inch Chrome Plastic Air HornCommand attention on the highway with the 28.25 Inch Chrome Plastic Air Horn, designed to produce a robust 115 DB sound that enhances safety for truck drivers. Its...09-051300125- SKU:
- 09-051300125
- Product Type:
- Frame & Chassis
- Material Options:
- Plastic/Poly
- Diameter Options:
- 6 Inch
- Length Options:
- 28 Inch
- Finish Options:
- Chrome-Plated
- Make:
- Universal Items
$87.99Qty in Cart: 0Price:$87.99Subtotal: -
On SaleLimited Quantity Available
Brunner Stainless Steel Upper Light Bar W/ 5 Red 2 Inch Marker Lights, 2 Clear 4 Inch Flood Lights & 6 Red 4 Inch S/T/T Lights
BRUNNER FABRICATION
Now: $1,448.29Was: $2,068.99Stainless Steel Upper Light Bar W/ 5 Red 2 Inch Marker Lights, 2 Clear 4 Inch Flood Lights & 6 Red 4 Inch S/T/T LightsKeep your truck safe and highly visible with the Brunner Stainless Steel Upper...09-02100011- SKU:
- 09-02100011
- Product Type:
- Cargo Control
- Material Options:
- Stainless Steel
- Light Options:
- With Lights
- Color:
- Red/Clear
- Make:
- Universal Items
- Ready To Ship:
- Yes
Now: $1,448.29Was: $2,068.99Qty in Cart: 0Price:Now: $1,448.29Was: $2,068.99Subtotal: -
3.5 X 48 Inch Stainless Steel Channel W/ 5 Supernova Light Holes
ROADWORKS
$65.993.5 X 48 Inch Channel W/ 5 Supernova Light HolesBring both durability and style to your truck with this 3.5 x 48 Inch Stainless Steel Channel with 5 Supernova light holes. Constructed from...09-010600155- SKU:
- 09-010600155
- Light Options:
- Without Lights
- Location:
- Made In USA
- Product Type:
- Frame & Chassis
- Material Options:
- Stainless Steel
- Make:
- Universal Items
- Length Options:
- 48 Inch
$65.99Qty in Cart: 0Price:$65.99Subtotal: -
76 Inch Stainless Steel Light Bar W/ 6 4-Inch Light Holes & 3 2-Inch Light Holes
ICONIC
$499.9976 Inch Light Bar W/ 6 4-Inch Light Holes & 3 2-Inch Light Holes For Flat RackBoost both safety and style with the 76 Inch Stainless Steel Light Bar. Designed for 76-inch flat racks, it includes six...09-0210013- SKU:
- 09-0210013
- Product Type:
- Cargo Control
- Length Options:
- 76 Inch
- Material Options:
- Stainless Steel
- Light Options:
- Without Lights
- Make:
- Universal Items
$499.99Qty in Cart: 0Price:$499.99Subtotal: -
8 Inch Stainless Steel Rear Center Panel W/ 5 Round 4-Inch Light Holes
ROADWORKS
$203.998 Inch 304 Stainless Steel Rear Center Panel W/ 5 Round 4-Inch Light HolesImprove your truck's rear performance and style with this 8 Inch Stainless Steel Rear Center Panel. Featuring five round...09-01110109- SKU:
- 09-01110109
- Light Options:
- Without Lights
- Product Type:
- Bumpers
- Location:
- Made In USA
- Height Options:
- 8 Inch
- Position:
- Center
- Material Options:
- Stainless Steel
- Make:
- Universal Items
$203.99Qty in Cart: 0Price:$203.99Subtotal: -
On SaleLimited Quantity Available
Spring Loaded Hinge Cargo Bar Holder
AUTOMANN USA
Now: $53.19Was: $75.99Cargo Bar Holder With Rubber InsertsSecure and organize your truck's cargo efficiently with this Spring Loaded Hinge Cargo Bar Holder. Built with a durable hinged design and equipped with rubber...09-020200092- SKU:
- 09-020200092
- Material Options:
- Plastic/Poly
- Product Type:
- Cargo Control
- Make:
- Universal Items
- Ready To Ship:
- Yes
Now: $53.19Was: $75.99Qty in Cart: 0Price:Now: $53.19Was: $75.99Subtotal: -
Stainless Steel Ultra Cab Sleeper Roof Trim- Center Section For Peterbilt
ROADWORKS
$249.99Stainless Steel Ultra Cab Sleeper Roof TrimEnsure your Peterbilt Ultra Cab stays looking sharp with the Stainless Steel Ultra Cab Sleeper Roof Trim - Center Section. Precision-engineered from premium...01-154000012- SKU:
- 01-154000012
- Cab Style:
- Ultra Cab
- Material Options:
- Stainless Steel
- Position:
- Center
- Product Type:
- Exterior
- Make:
- Peterbilt
- Length Options:
- 63 Inch
$249.99Qty in Cart: 0Price:$249.99Subtotal: -
Passenger Side Aluminum Front Fender By BESTfit For Peterbilt 379
BESTFIT TRUCK PARTS
$447.99BESTfit Aluminum Front Fender- Passenger SideRestore your Peterbilt 379 to peak performance and pristine appearance with the BESTfit Passenger Side Aluminum Front Fender. Made from aluminum, it's...01-127000098- SKU:
- 01-127000098
- Product Type:
- Hood Parts & Acc.
- Material Options:
- Aluminum
- Position:
- Passenger Side
- Make:
- Peterbilt
- Length Options:
- 127 BBC
$447.99Qty in Cart: 0Price:$447.99Subtotal:
