1994-2007 Peterbilt 379 8" Seamless Stack Kit w 90 Degree Bend w/Flex & Y-Pipe

Grand Rock - 1994-2007 Peterbilt 379 8" Seamless Stack Kit w 90 Degree Bend w/Flex & Y-Pipe

The Grand Rock 8" Seamless Stack Kit is engineered specifically for 1994–2007 (pre-emission) Peterbilt 379 trucks, delivering a precise fit, premium appearance, and reliable exhaust performance. Designed to meet the demands of heavy-duty applications, this kit provides a complete solution for upgrading or replacing your truck’s exhaust stack system.

Featuring 8-inch seamless stacks with a 90-degree bend, the kit ensures smooth exhaust flow while maintaining a clean, professional look. The seamless construction enhances durability and helps reduce stress points, making it ideal for long-haul and vocational use. Included flex piping allows for engine movement and vibration absorption, helping extend the life of the exhaust system and related components.

The kit also includes a properly matched Y-pipe to ensure balanced exhaust flow, along with mounting brackets for secure, straightforward installation. All components are engineered to work together for optimal fitment, reducing installation time while delivering long-lasting performance.

Designed for operators who value both function and appearance, the Grand Rock seamless stack kit offers dependable construction, improved exhaust routing, and a polished finish that complements the classic Peterbilt 379 profile.

• Fits 1994–2007 Peterbilt 379 (pre-emission) models

• 8" seamless exhaust stacks with 90° bend

• Includes Y-pipe, flex piping, and mounting brackets

• Designed for durability and consistent exhaust performance

• Engineered for precise fit and easier installation
  

8SSK-90PBC

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Berube’s Truck Accessories
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(603) 224-7370
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Defective Products: 

Returns of defective products will receive replacement product in accordance to Manufacturer policy.

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Returns of non-defective products must be in new resalable condition.
     - Stainless Steel Items: Stainless steel items must NOT have their protective laser film removed to qualify for a refund under Berube's return policy.

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• Returns up to 30 days from the date of purchase will be eligible for a 100% refund or store credit.
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Cancellation of special orders may be subject to loss of deposit. Returns of special orders are not accepted unless product is defective.