International ProStar

International ProStar

International ProStar

Here at 4 State Trucks, we carry the best International Prostar parts in the industry to deliver a top-quality selection of aftermarket and custom semi truck parts. When you drive an International, you'll enjoy the combination of power and strength. With help from 4 State Trucks, you can customize the interior and exterior of your truck to make it your own. Choose from the best bumpers, lighting, toolboxes, truck horns, grilles, exhaust pipes, and much more designed to fit your truck.
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  • BESTfit Chrome 5 Inch Curve Turn Out Exhaust Stack - 60 Inch Length With Inside Diameter Inlet-Expanded
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    BESTfit Chrome 5 Inch Curve Turn Out Exhaust Stack - 60 Inch Length With Inside Diameter Inlet-Expanded

    BESTFIT TRUCK PARTS

    $297.99
    BESTfit 5 Inch Chrome 60 Inch Curve Turn Out Exhaust Stack With Expanded Inlet - I.D. * High Quality 5 Inch Exhaust Stack* Curve Style Turn Out* Made Of Chrome-Plated Steel* 5 Inch I.D. Inlet - Expanded Inlet To Fit Over 5 Inch Elbows and Pipes* 60 Inch...
    $297.99
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  • BESTfit Chrome 5 Inch Curve Turn Out Exhaust Stack - 53 Inch Length With Outside Diameter Inlet-Plain
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    BESTfit Chrome 5 Inch Curve Turn Out Exhaust Stack - 53 Inch Length With Outside Diameter Inlet-Plain

    BESTFIT TRUCK PARTS

    $279.99
    BESTfit 5 Inch Chrome 53 Inch Curve Turn Out Exhaust Stack With Plain Inlet - O.D. * High Quality 5 Inch Exhaust Stack* Curve Style Turn Out* Made Of Chrome-Plated Steel* 5 Inch O.D. Inlet - Plain Inlet To Fit Inside 5 Inch Expanded Mufflers, Elbows Or...
    $279.99
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  • BESTfit Chrome 5 Inch Curve Turn Out Exhaust Stack - 48 Inch Length With Inside Diameter Inlet-Expanded
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    BESTfit Chrome 5 Inch Curve Turn Out Exhaust Stack - 48 Inch Length With Inside Diameter Inlet-Expanded

    BESTFIT TRUCK PARTS

    $204.99
    BESTfit 5 Inch Chrome 48 Inch Curve Turn Out Exhaust Stack With Expanded Inlet - I.D. * High Quality 5 Inch Exhaust Stack* Curve Style Turn Out* Made Of Chrome-Plated Steel* 5 Inch I.D. Inlet - Expanded Inlet To Fit Over 5 Inch Elbows and Pipes* 48 Inch...
    $204.99
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  • BESTfit Chrome 5 Inch Curve Turn Out Exhaust Stack - 24 Inch Length With Inside Diameter Inlet-Expanded
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    BESTfit Chrome 5 Inch Curve Turn Out Exhaust Stack - 24 Inch Length With Inside Diameter Inlet-Expanded

    BESTFIT TRUCK PARTS

    $162.99
    BESTfit 5 Inch Chrome 24 Inch Curve Turn Out Exhaust Stack With Expanded Inlet - I.D. * High Quality 5 Inch Exhaust Stack* Curve Style Turn Out* Made Of Chrome-Plated Steel* 5 Inch I.D. Inlet - Expanded Inlet To Fit Over 5 Inch Elbows and Pipes* 24 Inch...
    $162.99
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    $162.99
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  • BESTfit Chrome 5 Inch Curve Turn Out Exhaust Stack - 18 Inch Length With Inside Diameter Inlet-Expanded
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    BESTfit Chrome 5 Inch Curve Turn Out Exhaust Stack - 18 Inch Length With Inside Diameter Inlet-Expanded

    BESTFIT TRUCK PARTS

    $140.99
    BESTfit 5 Inch Chrome 18 Inch Curve Turn Out Exhaust Stack With Expanded Inlet - I.D. * High Quality 5 Inch Exhaust Stack* Curve Style Turn Out* Made Of Chrome-Plated Steel* 5 Inch I.D. Inlet - Expanded Inlet To Fit Over 5 Inch Elbows and Pipes* 18 Inch...
    $140.99
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  • BESTfit Chrome Curve Turn Out Exhaust Stack, 12 Inch Length W/ 5 Inch O.D. Inlet
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    BESTfit Chrome Curve Turn Out Exhaust Stack, 12 Inch Length W/ 5 Inch O.D. Inlet

    BESTFIT TRUCK PARTS

    $147.99
    Chrome-Plated Steel Curve Turn Out Exhaust Stack W/ 5 Inch O.D. Inlet * High Quality 5 Inch Exhaust Stack* Curve Style Turn Out* Made Of Chrome-Plated Steel* 5 Inch O.D. Inlet - Plain Inlet To Fit Inside 5 Inch Expanded Mufflers, Elbows Or Pipes* 12 Inch...
    $147.99
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    $147.99
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  • BESTfit Chrome 5 Inch Curve Turn Out Exhaust Stack - 12 Inch Length With Inside Diameter Inlet-Expanded
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    BESTfit Chrome 5 Inch Curve Turn Out Exhaust Stack - 12 Inch Length With Inside Diameter Inlet-Expanded

    BESTFIT TRUCK PARTS

    $140.99
    BESTfit 5 Inch Chrome 12 Inch Curve Turn Out Exhaust Stack With Expanded Inlet - I.D. * High Quality Exhaust Stack* Curve Style Turn Out* Made Of Chrome-Plated Steel* 5 Inch I.D. Inlet - Expanded Inlet To Fit Over 5 Inch Elbows and Pipes* 12 Inch Length*...
    $140.99
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    $140.99
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  • BESTfit Chrome-Plated Steel 48 Inch Short 30 Exhaust Stack - 5 Inch OD
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    BESTfit Chrome-Plated Steel 48 Inch Short 30 Exhaust Stack - 5 Inch OD

    BESTFIT TRUCK PARTS

    $261.99
    BESTfit 5 X 48 Inch Chrome-Plated Steel Short 30 Top StackIntroducing the Aussie Stack, crafted from durable chrome-plated steel to enhance your vehicle's appearance. With a 5-inch diameter and a length of 48 inches, this stack delivers both style and...
    $261.99
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    $261.99
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  • BESTfit Chrome-Plated Steel 36 Inch Short 30 Exhaust Stack - 5 Inch OD
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    BESTfit Chrome-Plated Steel 36 Inch Short 30 Exhaust Stack - 5 Inch OD

    BESTFIT TRUCK PARTS

    $191.99
    BESTfit 5 X 36 Inch Chrome-Plated Steel Short 30 Top StackIntroducing the Aussie Stack, crafted from quality chrome-plated steel for durability and a sleek appearance. With a diameter of 5 inches and a length of 36 inches, this stack adds a touch of...
    $191.99
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    $191.99
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  • BESTfit 4 To 3.5 Inch O.D.-O.D. X 8 Inch OAL Aluminized Steel Reducer Pipe
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    BESTfit 4 To 3.5 Inch O.D.-O.D. X 8 Inch OAL Aluminized Steel Reducer Pipe

    BESTFIT TRUCK PARTS

    $25.19
    BESTfit 4 To 3.5 Inch O.D.-O.D. X 8 Inch OAL Aluminized Steel Reducer PipeIntroducing the Aluminized Exhaust Reducer, engineered from durable aluminized steel to ensure longevity. Featuring dimensions of 4 inches outer diameter on one end and 3.5 inches...
    $25.19
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    $25.19
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  • BESTfit 4 To 3.5 Inch ID-OD X 8 Inch OAL Aluminized Steel Reducer Pipe
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    BESTfit 4 To 3.5 Inch ID-OD X 8 Inch OAL Aluminized Steel Reducer Pipe

    BESTFIT TRUCK PARTS

    $26.51
    BESTfit 4 To 3.5 Inch ID-OD X 8 Inch OAL Aluminized Steel Reducer PipeIntroducing the Aluminized Steel Reducer, designed to seamlessly transition your exhaust system. With precise dimensions of 4 inches inside diameter and 3.5 inches outside diameter,...
    $26.51
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    $26.51
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  • BESTfit 4 To 3.5 Inch ID-ID X 8 Inch OAL Aluminized Steel Reducer Pipe
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    BESTfit 4 To 3.5 Inch ID-ID X 8 Inch OAL Aluminized Steel Reducer Pipe

    BESTFIT TRUCK PARTS

    $31.01
    BESTfit 4 To 3.5 Inch ID-ID X 8 Inch OAL Aluminized Steel Reducer PipePresenting the Aluminized Steel Reducer, designed for seamless integration into your exhaust system. Featuring dimensions of 4 inches inside diameter on one end and 3.5 inches inside...
    $31.01
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    $31.01
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