MBRP 2004.5-2010 Chev/GMC 6.6L Duramax 3in Turbo Down Pipe Black - GM8424

Replace that restrictive factory downpipe with a MBRP direct replacement downpipe for more flow, fuel economy, and better performance. Removal of OEM catalytic converters may be a violation of emissions laws in your jurisdiction. Ensure that the intended use of this product is permitted. Not for sale or use in the state of California.

Warranty
Installation Instructions
Installation Instructions
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Installation Instructions