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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Generator Cover For Rigmaster Generator
RIGMASTER
$174.99Generator Cover* High Quality Generator Cover* For Rigmaster Generator* Sold Individually* Warranty On Generator Covers Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...RP1000131- SKU:
- RP1000131
- Product Type:
- Engine Parts
- Make:
- Universal Items
$174.99Qty in Cart: 0Price:$174.99Subtotal: -
Tail Light Lens- Red For ST60 Series Lights
OPTRONICS
$3.13Replacement Red Tail Light Lens* High Quality Lens* Replacement Tail Light Lens* For ST60 Series* Oblong Shape* Acrylic* Red* 6.5 Inch Wide* 5.5 Inch Height* 0.12 Inch Depth* Screw-On* Sold...PLA60RB- SKU:
- PLA60RB
- Product Type:
- Lighting
- Color:
- Red
- Length Options:
- 5 1/2 Inch
- Width Options:
- 6 1/2 Inch
- Make:
- Universal Items
- Material Options:
- Acrylic
$3.13Qty in Cart: 0Price:$3.13Subtotal: -
Rectangular Red/ Clear Stop, Turn, Tail Light
OPTRONICS
$37.93Rectangular Red/ Clear Stop, Turn, Tail Light- Grommet Mount* High Quality Stop/Turn/Tail Light* Rectangular* Clear Lens With Red Tinted Reflectors* Pl-3 Connection* 12-24 Volt* Grommet Mount*...PLSTL35CCR1224B- SKU:
- PLSTL35CCR1224B
- Material Options:
- Plastic/Poly
- Product Type:
- Lighting
- Make:
- Universal Items
- Style Options:
- LED
- Shape Options:
- Rectangular
- Height Options:
- 3 1/2 Inch
- Width Options:
- 5 1/4 Inch
- Color:
- Red/Clear
- Type Options:
- Grommet Mount
$37.93Qty in Cart: 0Price:$37.93Subtotal: -
Hogebuilt Down Low Half Fender Kit For Kenworth & Peterbilt
HOGEBUILT FENDERS
$776.99Down Low Half Fender Kit* High Quality Mounting Kit* Includes: - Passenger Front Bracket - Driver Front Bracket - Rear Bracket* For Kenworth Ag400L Down Low Half Tandem Fenders* Peterbilt Low Air...HB-4DL-KIT- SKU:
- HB-4DL-KIT
- Product Type:
- Rear Fenders
- Location:
- Made In USA
- Material Options:
- Steel
- Make:
- Kenworth
- Make:
- Peterbilt
- Position:
- Kit Full
$776.99Qty in Cart: 0Price:$776.99Subtotal: -
Stainless Steel Door Insert Panel For Peterbilt
ROCKWOOD
$362.99Door Insert Panel- Pair* High Quality Door Insert Panel* Large Center Area* Stainless Steel* Sold As Pair* Warranty On Door Insert Panels Against Defects In Workmanship & Material From Date Of...PDA439- SKU:
- PDA439
- Material Options:
- Stainless Steel
- Product Type:
- Exterior
- Make:
- Peterbilt
$362.99Qty in Cart: 0Price:$362.99Subtotal: -
22 Inch Chrome Blind Mount Miter End Bumper W/ Recessed License Plate For Peterbilt 357 & 378 SFA, 379
VALLEY CHROME PLATING
$1,157.99Valley Chrome 22 Inch Blind Mount Miter End Bumper W/ Recessed License Plate* High Quality Bumper* Miter End Style* Recessed License Plate* Chrome* 22 Inch Height* Blind Mount* Made In USA* Sold...HCXXXX115FL01UST- SKU:
- HCXXXX115FL01UST
- Height Options:
- 22 Inch
- Material Options:
- Steel
- Size Options:
- 10 Gauge
- Type Options:
- Blind Mount
- Location:
- Made In USA
- Finish Options:
- Chrome-Plated
- Product Type:
- Bumpers
- Make:
- Peterbilt
- Style Options:
- Standard Mitered End
$1,157.99Qty in Cart: 0Price:$1,157.99Subtotal: -
5 X 48 Inch Stainless Steel Flex Hose By BESTfit
BESTFIT TRUCK PARTS
$149.99BESTfit 304 Stainless Steel 5 X 48 Inch Flex Hose* High Quality Flex Hose* Sf Series - Non Magnetic* Interlocked Profile* 304 Stainless Steel* 48 Inch Length* 5 Inch Diameter* Sold Individually*...GR-SF-548- SKU:
- GR-SF-548
- Material Options:
- Stainless Steel
- Diameter Options:
- 5 Inch
- Product Type:
- Exhaust
- Make:
- Universal Items
$149.99Qty in Cart: 0Price:$149.99Subtotal: -
7-5 X 54 Inch Chrome Curve Turn Exhaust Stack By BESTfit
BESTFIT TRUCK PARTS
$717.99BESTfit Chrome 7-5 X 54 Inch Curve Turn Exhaust Stack* High Quality Exhaust Stack* Curved Top Style* Ceramic Lined To Help Prevent Chrome DISColoration* Chrome Plated Finish* 54 Inch Height* 7 Inch...GR-SK7-54SBC-L5CL- SKU:
- GR-SK7-54SBC-L5CL
- Height Options:
- 54 Inch
- Style Options:
- Paccar
- Material Options:
- Steel
- Finish Options:
- Chrome-Plated
- Product Type:
- Exhaust
- Make:
- Universal Items
- Diameter Options:
- 7 To 5 Inch
$717.99Qty in Cart: 0Price:$717.99Subtotal: -
18 Inch Chrome Blind Mount American Eagle Boxed End Bumper W/ UST Mounting Plate & 31 Round 3/4 Inch Light Holes For Freightliner, Kenworth & Peterbilt
VALLEY CHROME PLATING
$1,527.99Valley Chrome 18 Inch Blind Mount American Eagle Boxed End Bumper W/ UST Mounting Plate & 31 Round 3/4 Inch Light Holes* High Quality Bumper* American Eagle Style* (31) Round 3/4 Inch Light Holes*...GO00005631BYNUST- SKU:
- GO00005631BYNUST
- Finish Options:
- Chrome-Plated
- Material Options:
- Steel
- Size Options:
- 11 Gauge
- Type Options:
- Blind Mount
- Style Options:
- American Eagle Boxed End
- Light Options:
- Without Lights
- Location:
- Made In USA
- Product Type:
- Bumpers
- Height Options:
- 18 Inch
- Make:
- Kenworth
- Make:
- Peterbilt
- Make:
- Freightliner
$1,527.99Qty in Cart: 0Price:$1,527.99Subtotal: -
18 Inch Chrome Texas Bumper W/ Hand Formed Ends, UST Mounting Plate & 31 Round 3/4 Inch Light Holes For Freightliner, Kenworth & Peterbilt
VALLEY CHROME PLATING
$1,158.99Valley Chrome 18 Inch Texas Bumper W/ Hand Formed Ends, UST Mounting Plate & 31 Round 3/4 Inch Light Holes* High Quality Bumper* Texas Square Rolled Hand Formed End Style* (31) Round 3/4 Inch Light...GO00009631BYNUST- SKU:
- GO00009631BYNUST
- Height Options:
- 18 Inch
- Location:
- Made In USA
- Light Options:
- Without Lights
- Product Type:
- Bumpers
- Style Options:
- Texas Hand Formed
- Size Options:
- 11 Gauge
- Finish Options:
- Chrome-Plated
- Material Options:
- Steel
- Type Options:
- Blind Mount
- Make:
- Freightliner
- Make:
- Peterbilt
- Make:
- Kenworth
$1,158.99Qty in Cart: 0Price:$1,158.99Subtotal: -
7 X 96 Inch Chrome Miter Exhaust Stack By BESTfit
BESTFIT TRUCK PARTS
$877.99BESTfit Chrome 7 X 96 Inch Miter Exhaust Stack* High Quality Exhaust Stack* Miter Top Style* Chrome Plated Finish* 96 Inch Height* 7 Inch Inner Diameter* Sold Individually* Warranty On Exhaust Stacks...GR-P7-96SBC- SKU:
- GR-P7-96SBC
- Diameter Options:
- 7 Inch
- Height Options:
- 96 Inch
- Product Type:
- Exhaust
- Finish Options:
- Chrome-Plated
- Style Options:
- Miter Cut
- Make:
- Universal Items
- Material Options:
- Steel
$877.99Qty in Cart: 0Price:$877.99Subtotal: -
Knoedler Black Synthetic Leather Mid Back Air Chief Low Rider Seat W/ Arms
KNOEDLER
$2,213.99Black Synthetic Leather Mid Back Air Chief Low Rider Seat W/ Arms* High Quality Mechanical Seat* Standard Suspension* Air Chief Model* Extreme Low Rider (Mid Back With Headrest)* FAS System (4X...98SCL62MB0S01- SKU:
- 98SCL62MB0S01
- Product Type:
- Seats
- Height Options:
- 44 Inch
- Width Options:
- 28 Inch
- Material Options:
- Synthetic Leather
- Color:
- Black
- Style Options:
- Mid Back
- Make:
- Universal Items
$2,213.99Qty in Cart: 0Price:$2,213.99Subtotal: -
Stainless Steel Under Window Trim For Peterbilt
PANELITE
$117.99Stainless Steel Under Window Trim For Models W/ Door Mounted Mirrors* High Quality Under Window Trim* Designed For Models With Door Mounted Mirrors* Attaches Using Supplied 3M Two-Sided Tape*...DMP0532- SKU:
- DMP0532
- Product Type:
- Exterior
- Material Options:
- Stainless Steel
- Make:
- Peterbilt
- Type Options:
- Door Mount
$117.99Qty in Cart: 0Price:$117.99Subtotal: -
5.75 Inch Stainless Steel Headlight Visor
UNITED PACIFIC
$4.98304 Stainless Steel Headlight Visor- 5.75 Inch* High Quality Headlight Visor* Polished 304 Stainless Steel* 5-3/4 Inch Diameter* Sold Individually* Warranty On Headlight Visors Against Defects In...29-160600418- SKU:
- 29-160600418
- Finish Options:
- Polished
- Product Type:
- Lighting
- Material Options:
- Stainless Steel
- Make:
- Universal Items
- Diameter Options:
- 5 3/4 Inch
- Ready To Ship:
- Yes
$4.98Qty in Cart: 0Price:$4.98Subtotal: -
Knoedler Black Synthetic Leather Mid Back Air Chief Low Rider Seat W/ Headrest, Arms & Bellow
KNOEDLER
$1,639.99Black Synthetic Leather Mid Back Air Chief Low Rider Seat W/ Headrest, Arms & BellowImprove driver comfort and cabin ergonomics with the Knoedler Black Synthetic Leather Mid Back Air Chief Low Rider...98LRL82MH0S01BRH- SKU:
- 98LRL82MH0S01BRH
- Color:
- Black
- Material Options:
- Synthetic Leather
- Product Type:
- Seats
- Make:
- Universal Items
- Style Options:
- Mid Back
$1,639.99Qty in Cart: 0Price:$1,639.99Subtotal: -
FAS Lumbar 3 Switch Air Valve For Knoedler Seats
KNOEDLER
$124.99FAS Lumbar 3 Switch Air Valve* High Quality Air Valve* FAS Lumbar 3 Switch* For Knoedler Seats* Sold Individually* Warranty On Air Valves Against Defects In Workmanship & Material From Date Of...730071000- SKU:
- 730071000
- Product Type:
- Seats
- Make:
- Universal Items
$124.99Qty in Cart: 0Price:$124.99Subtotal: -
Stainless Steel Oil Fill Tube For CAT C15 Engines
SH TUBE
$166.99Oil Fill Tube For CAT C15 Engines* High Quality Cat Oil Fill Tube* Larger Than Factory Size* Fits Most C15 Engines* Stainless Steel* Sold Individually* Warranty On Cat Oil Fill Tubes Against Defects...29-07200025- SKU:
- 29-07200025
- Product Type:
- Engine Parts
- Style Options:
- Caterpillar
- Material Options:
- Stainless Steel
- Make:
- Universal Items
$166.99Qty in Cart: 0Price:$166.99Subtotal: -
Power Steering Pump For Cummins ISX/13.2K Engines Replaces PS251615R103
AFTERMARKET
$570.99PS Type Power Steering Pump For Cummins ISX EnginesKeep your Cummins ISX/13.2K truck steering smooth and reliable with this TRW-PS Type Power Steering Pump. Delivering 25 CC displacement, 4.23 GPM...29-07120044- SKU:
- 29-07120044
- Style Options:
- Cummins
- Product Type:
- Engine Parts
- Material Options:
- Aluminum
- Make:
- Universal Items
$570.99Qty in Cart: 0Price:$570.99Subtotal: -
Power Steering Pump Replaces PS221613L103
AFTERMARKET
$424.99LUK Type Power Steering Pump- Left Hand Rotation* High Quality Power Steering Pump* LUK Type* 22 CC Displacement* 4.23 GPM* 1885 PSI* LH CCW Rotation* 11 Tooth Gear* (1) 1/16 - 12 UN-2B Inlet Port...29-0731001- SKU:
- 29-0731001
- Product Type:
- Engine Parts
- Material Options:
- Aluminum
- Make:
- Universal Items
$424.99Qty in Cart: 0Price:$424.99Subtotal: -
Power Steering Pump For Caterpillar 3126 & 3116, 13.2K & 14.6K Engines
AFTERMARKET
$570.99PS Type Power Steering Pump Replaces PS251615L113Maximize steering efficiency on Caterpillar 3126 and 3116 engines with the TRW-PS Power Steering Pump, designed for 13.2K and 14.6K engine models...29-07120045- SKU:
- 29-07120045
- Product Type:
- Engine Parts
- Material Options:
- Aluminum
- Make:
- Universal Items
$570.99Qty in Cart: 0Price:$570.99Subtotal:
