Peterbilt Parts

Peterbilt Parts

Need some primo Peterbilt parts? Well, you just hit the jackpot. Here at 4 State Trucks, we're not messing around - we've got a treasure trove of both genuine and aftermarket Peterbilt parts and goodies that'll make your rig purr. Listen, we get it. Maybe you're babying your trusty workhorse, or perhaps you're shining up that show-stopper for the next big event. Either way, we've got your Peterbilt parts and your back. Our crew knows Petes inside and out, and they're itching to help you find that perfect part. Got a classic 379 that needs some love? We've got your parts. Rolling in a spanking new 579? No sweat, we've got those cutting-edge parts too.
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  • 80 Inch Stainless Steel Straight Drop Half Fender W/ Rolled Edge 80 Inch Stainless Steel Straight Drop Half Fender W/ Rolled Edge
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    80 Inch Stainless Steel Straight Drop Half Fender W/ Rolled Edge

    TRUX ACCESSORIES

    $650.99
    80 Inch 14 Gauge Stainless Steel Straight Drop Half Fender W/ Rolled Edge * Made Of High Quality 14 Gauge Stainless Steel * 44 Inch - 36 Inch* Smooth Rolled Edge Design * 80 inch Overall Fender Length * Sold As Pair* Fenders Only, Brackets Not Included -...
    $650.99
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  • Hogebuilt 30 Inch 430 Stainless Steel Triangle Arm Quarter Fender Hogebuilt 30 Inch 430 Stainless Steel Triangle Arm Quarter Fender
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    Hogebuilt 30 Inch 430 Stainless Steel Triangle Arm Quarter Fender

    HOGEBUILT FENDERS

    $444.99
    16 Gauge Mirror Finish SS Quarter Fender W/ Fender Brackets & Hogebuilt Logo Top FlapsThese Hogebuilt 30 inch perfect mirror finished triangle arm quarter fenders are a great enhancement to any truck. The fenders are made of a premium stainless steel...
    $444.99
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  • Black Control Arm Lateral Bushing Set For Unibilt Sleeper Replaces 29-02453 For Peterbilt
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    Black Control Arm Lateral Bushing Set For Unibilt Sleeper Replaces 29-02453 For Peterbilt

    ENERGY SUSPENSION

    $29.47
    Black Poly Bushing Kit For Unibilt Sleeper Air Ride Lateral Rod * High Quality Bushing Kit* Made Of Black Polyurethane* Fits Air Ride Lateral Bar For Peterbilt With Unibilt Sleeper* Kit Services 1 Bar Both Ends * Contains 4 Bushing Halves And 2 Sleeve*...
    $29.47
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  • Stainless Steel Hood Wing 9 X 42 Inch
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    Stainless Steel Hood Wing 9 X 42 Inch

    VALLEY CHROME PLATING

    $403.99
    Wingmaster Hood WingSave on fuel costs and help keep your rig stabilized during windy conditions with this highly functional stainless steel Valley Chrome Hood Wing at 4 State Trucks. It is designed to help propel the wind up over the trailer, instead of...
    $403.99
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  • Aluminized Steel Flared Exhaust Adapter 5.72 OD X 6.25 Inch - 41689 For Cummins 855CI W/T50 Turbo
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    Aluminized Steel Flared Exhaust Adapter 5.72 OD X 6.25 Inch - 41689 For Cummins 855CI W/T50 Turbo

    AUTOMANN USA

    $24.62
    Flared Exhaust Adapter Replaces 41689 * High Quality Exhaust Adapter* Aluminized Steel* Dimensions:- 5.00 Inch OD- 5.72 Inch Flange OD- 6.25 Inch Length* Sold Individually* Warranty On Exhaust Adapters Against Defects In Workmanship & Material From Date...
    $24.62
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  • Upper Exhaust Slider Clamp Assembly With Bushings & Slide Pin  For Peterbilt 388, 389 Driver Side
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    Upper Exhaust Slider Clamp Assembly With Bushings & Slide Pin For Peterbilt 388, 389 Driver Side

    BESTFIT TRUCK PARTS

    $211.99
    Driver Side Upper Exhaust Slider Clamp Replaces OE M16-6048 & M166048 * High Quality Upper Exhaust Slider Clamp Assembly* Driver Side * Includes Bushings And Slide Pin* Sold Individually* Warranty On Upper Exhaust Slider Clamp Assembly Against Defects In...
    $211.99
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  • Aluminized Turbo Down Pipe, 4 Inch OD, For Peterbilt 386
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    Aluminized Turbo Down Pipe, 4 Inch OD, For Peterbilt 386

    BESTFIT TRUCK PARTS

    $173.99
    23 Inch Long Turbo Down Pipe W/ 4 Inch OD & 3.85 Inch ID * High Quality Turbo Down Pipe* Aluminized * 4.00 Inch OD Outlet* 4.60 Inch Flange OD* 3.85 Inch ID At Inlet* Dimensions 23 X 6 X 4 Weight 5.58 Pounds* Sold Individually* Warranty On Turbo Down...
    $173.99
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  • Galvanized Steel Exhaust Resonator 5 Inch Inlet With 9 Inch Body
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    Galvanized Steel Exhaust Resonator 5 Inch Inlet With 9 Inch Body

    AUTOMANN USA

    $131.99
    9 Inch Diameter Exhaust Resonator With 5 Inch ID Inlet and OutletInstall the resonator to the exhaust system of your truck before the muffler to help reduce the noise of the engine. * High Quality Exhaust Resonator* Made Of Galvanized Steel* 5 Inch ID...
    $131.99
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  • BESTfit Smooth No Hole 180 Degree 5 Inch Heat Shield
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    BESTfit Smooth No Hole 180 Degree 5 Inch Heat Shield

    BESTFIT TRUCK PARTS

    $196.99
    BESTfit Exhaust Shield 1/2 Round for 5 Inch Pipe 48 Inch Tall No Holes * Made Of High Quality Stainless Steel* Fits 5 Inch O.D. Stack* 48 Inch Length * 180 Degree Wrap* Smooth, No Holes* Sold Individually* Made In USA* Warranty On Exhaust Shield Against...
    $196.99
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  • Gen III High Flow Performance Air Filter With Washable Element Media PACCAR T680, T880, 579
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    Gen III High Flow Performance Air Filter With Washable Element Media PACCAR T680, T880, 579

    FLEET FILTERS

    $550.99
    Gen III High Performance Air Filter Media PACCAR T680, T880, 579 * High Quality Performance Air Filter* The Only Lifetime, Washable, High Flow Air Filter On The Planet* Lower Your Operating Cost, Increase Your Horsepower, And Increase Your Fuel Mileage*...
    $550.99
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  • Power Steering Pump Replaces PEV1816-15L101 For Peterbilt 387 2006
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    Power Steering Pump Replaces PEV1816-15L101 For Peterbilt 387 2006

    AUTOMANN USA

    $241.99
    Power Steering Pump Fits Peterbilt 387 * High Quality Power Steering Pump* Features: - Displacement 18.0Cc- Flow Rate 4.23 Gpm- 2175 Psi- Left Hand Ccw Rotation- 11 Tooth- Supply 1-1/16-12 Un- Discharge 3/14-16 Unf* Sold Individually* Warranty On Power...
    $241.99
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  • Power Steering Reservoir Replaces J86-6001 For Peterbilt 300 Series Power Steering Reservoir Replaces J86-6001 For Peterbilt 300 Series
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    Power Steering Reservoir Replaces J86-6001 For Peterbilt 300 Series

    AUTOMANN USA

    $223.99
    Power Steering Reservoir Fits Peterbilt 300 SeriesThis quality aftermarket power steering reservoir is built to endure the effects of stress generated by the engine compartment. It is made of a heavy duty plastic and fits various Peterbilt models. * High...
    $223.99
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