Western Star Trucks

Western Star Trucks

Western Star Trucks

Looking for Western Star truck parts? At 4 State Trucks, you'll find everything from durable replacements to custom accessories for your rig. Explore and find the perfect parts for your Western Star truck today!
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  • Chrome Bumper Guide Top W/ Amber Dome Lens
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    Chrome Bumper Guide Top W/ Amber Dome Lens

    UNITED PACIFIC

    $7.23
    Chrome Plastic Bumper Guide Top W/ Amber Dome Lens For Bores Bumper GuidesUpgrade your vehicle's look with our chrome-plated plastic base bumper guide tops, designed to fit all bores guides seamlessly. Each pair includes amber lenses, enhancing...
    $7.23
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  • BESTfit Oil Pan, Replaces 3924017, 5273842 For Cummins ISL Engines
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    BESTfit Oil Pan, Replaces 3924017, 5273842 For Cummins ISL Engines

    BESTFIT TRUCK PARTS

    $424.99
    BESTfit Oil PanOur black oil pan, capable of holding 16-20 quarts of oil, is available as an aftermarket replacement part, sold individually. * Oil Pan* Black* Oil Capacity 16-20 Quarts* Sold IndividuallyAftermarket Replacement Part (Not OEM)
    $424.99
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  • BESTfit Steel Oil Pan Replaces 3944258, 3974294 & 3948611 For Cummins ISL Engines BESTfit Steel Oil Pan Replaces 3944258, 3974294 & 3948611 For Cummins ISL Engines
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    BESTfit Steel Oil Pan Replaces 3944258, 3974294 & 3948611 For Cummins ISL Engines

    BESTFIT TRUCK PARTS

    $189.99
    BESTfit Steel Oil Pan Fits Cummins ISL EnginesUpgrade your Cummins ISL engine with our Steel Oil Pan. Crafted to exact specifications, this aftermarket replacement part ensures reliable performance and durability. Engineered for a precise fit, it...
    $189.99
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    $189.99
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  • BESTfit 4 Inch OD Inlet X 12 Inch Chrome-Plated Steel Curved Top Stack
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    BESTfit 4 Inch OD Inlet X 12 Inch Chrome-Plated Steel Curved Top Stack

    BESTFIT TRUCK PARTS

    $128.99
    BESTfit 4 Inch OD Inlet X 12 Inch Chrome-Plated Steel Curved Top StackIntroducing our Chrome-Plated Steel Stack, perfect for adding style to your vehicle. It features a diameter of 4 inches and a length of 12 inches, making it ideal for various...
    $128.99
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  • BESTfit Chrome-Plated Steel 60 Inch Short 30 Exhaust Stack - 5 Inch O.D.
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    BESTfit Chrome-Plated Steel 60 Inch Short 30 Exhaust Stack - 5 Inch O.D.

    BESTFIT TRUCK PARTS

    $276.99
    BESTfit 5 X 60 Inch Chrome-Plated Steel Short 30 Top StackIntroducing the Aussie Stack, meticulously crafted from quality chrome-plated steel to elevate your vehicle's exhaust system. With a diameter of 5 inches and a length of 60 inches, this stack...
    $276.99
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    $276.99
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  • BESTfit 5 X 60 Inch Chrome-Plated Steel Bull Hauler Top Stack
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    BESTfit 5 X 60 Inch Chrome-Plated Steel Bull Hauler Top Stack

    BESTFIT TRUCK PARTS

    $274.99
    Chrome-Plated Steel Bull Hauler Exhaust StackIntroducing the Bullhorn Stack, made of chrome-plated steel for durability and a stylish finish. With a diameter of 5 inches and a length of 60 inches, this stack is designed to enhance your vehicle's exhaust...
    $274.99
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  • BESTfit 4 Inch O.D.-I.D. X 48 Inch 16 Gauge Aluminized Steel Tube
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    BESTfit 4 Inch O.D.-I.D. X 48 Inch 16 Gauge Aluminized Steel Tube

    BESTFIT TRUCK PARTS

    $85.16
    BESTfit 4 Inch O.D.-I.D. X 48 Inch 16 Gauge Aluminized Steel TubeIntroducing our Straight Exhaust Tubing, meticulously crafted with Aluminized 12 Gauge Steel, ensuring durability and longevity. With a 4-inch diameter and 48-inch length, it offers...
    $85.16
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    $85.16
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  • BESTfit 4 Inch O.D. Inlet X 36 Inch Chrome-Plated Steel Miter Cut Top Stack
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    BESTfit 4 Inch O.D. Inlet X 36 Inch Chrome-Plated Steel Miter Cut Top Stack

    BESTFIT TRUCK PARTS

    $147.99
    Chrome-Plated Steel Miter Cut Exhaust StackEnhance your exhaust system with our premium Miter made of Chrome-Plated Steel. With dimensions of 4 inches in diameter and 36 inches in length, it features an angle-cut top for added style and performance. Sold...
    $147.99
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  • BESTfit 12V SPDT 5 Terminal Relay Replaces VFM15-F41 For Freightliner
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    BESTfit 12V SPDT 5 Terminal Relay Replaces VFM15-F41 For Freightliner

    BESTFIT TRUCK PARTS

    $17.33
    BESTfit 20-10 Amp 12V Terminal RelayLooking for a replacement relay? Our aftermarket replacement part is designed for 12V systems and features a SPDT (Single Pole Double Throw) type with a capacity of 20-10 amps. It includes 5 terminals and does not have...
    $17.33
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  • BESTfit Sanden SP-15/PAG 100 Oil - 8.45 Oz.
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    BESTfit Sanden SP-15/PAG 100 Oil - 8.45 Oz.

    BESTFIT TRUCK PARTS

    $20.39
    BESTfit Sanden Compressor Oil For Use With R-124A Sanden Compressors * High Quality Oil* 8.45 Oz * Sold Individually* Warranty On Oil Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not...
    $20.39
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  • BESTfit AC Compressor Sanden 4308 With 2 Groove 152MM Clutch - Replaces 4308157577, U4308
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    BESTfit AC Compressor Sanden 4308 With 2 Groove 152MM Clutch - Replaces 4308157577, U4308

    BESTFIT TRUCK PARTS

    $243.99
    BESTfit Sanden 4308 Style AC Compressor With 2 Groove 152MM Clutch * High Quality A/C Compressor* 2 Groove 152MM Clutch* Sold Individually* Warranty On A/C Compressor Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...
    $243.99
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    $243.99
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  • BESTfit Blue 1 Inch Inner Diameter Silicone Heater Hose - 25 Feet
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    BESTfit Blue 1 Inch Inner Diameter Silicone Heater Hose - 25 Feet

    BESTFIT TRUCK PARTS

    $142.99
    BESTfit Blue Silicone Heater Hose - 1 Inch X 25 Feet * High Quality Heater Hose* Made Of Silicone* Blue* 1.00 Inch ID * 25 Feet* Cut To Length * Sold Individually* Warranty On Heater Hose Against Defects In Workmanship & Material From Date Of...
    $142.99
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    $142.99
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