Stack Accessories

Grand Rock Stack Accessories

Clamps, Brackets, Flexpipes, Internal Mufflers, Rain Caps, Reducers

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  • 4" Flexpipe With 2 Westfalia Flexpipe Clamps

    Grand Rock

    4INFLEX&CL Kit

    $55.00
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    4" Stainless Steel Flexpipe with 2 Westfalia Flexpipe Clamps Connects your stack system to your existing exhaust, under the truck. Protects against strain and stress from the differences in movement, between the motor mounts and the frame...

  • 4" OD-3 ID Aluminized Reducer and Clamp Set

    Grand Rock

    R4O-3IA_AS-3A

    $29.24
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    Aluminized Exhaust Reducer/Clamp Reducer: 4 inch outer diameter on one end, to 3 inch slotted, expanded inner diameter heavy duty aluminized steel pipe 8 inch total length 3 inch ID expands to 4 inch OD. Connects our stack installation bed kit to...

  • 5" Flexpipe With 2 Westfalia Flexpipe Clamps

    Grand Rock

    5INFLEX&CL Kit

    $55.00
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    5" Stainless Steel Flexpipe with 2 Westfalia Flexpipe Clamps Connects your stack system to your existing exhaust, under the truck. Protects against strain and stress from the differences in movement, between the motor mounts and the frame. Includes: ...

  • Repair Pipe 4x48 Double Expanded with clamp

    Grand Rock

    RS-448A_ AS-4A

    $58.99
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    Repair Pipe 4 inch diameter x 48 inch length Aluminized Steel Expanded on both ends with one clamp. Ready for you to cut to the length you need. Expanded on bolth ends to helps make the extra piece a little more usable Includes: RS-448A Repair Pipe...

  • Single 4" Bright Stainless Stack Clamp and Right Bracket

    Grand Rock

    S4"CLBRSET

    $27.50
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    Single 4" Bright Stainless Stack Clamp and Right Bracket One 4 inch Bright Stainless Stack Band Clamp and one Right L-Bracket   To attach 4 inch diameter stack to the bedrail of your truck; as found in Grand Rock Stack Kits for support and...