Grand Rock Single Stack Installation Kit Universal S-Pipe Bed Kit for 4" Stack with 4" OD base
Commercial Grade Aluminized Piping is 4" under-bed, 4" above the bed.
Performance exhaust system
All the parts you need to complete installation.
(4" OD Stack Not Included)
4" S-Pipe with 4" Inlet, 4" Elbows and 4" Flexpipe, clamps and mounting bracket.
Grand Rock Stacks are Made In America!
Warranty Information: Chrome-plated (except weld area) and aluminized parts used on heavy duty truck exhaust systems are warranted against defective material and workmanship for a period of 1 year from date of shipment. Call if you have questions on proper installation techniques. Grand Rock and Black Cloud Diesel cannot be held liable for damage done as a result of improper installation. If a part is determined to be defective, Grand Rock and Black Cloud Diesel reserve the right to replate only and return the part when the part has been modified, altered, or otherwise damaged. Neglect is not Warranted! Keep the parts clean & waxed!
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