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.
MBRP 2004.5-2010 Chev/GMC 6.6L Duramax 3in Turbo Down Pipe Black
Turbo Down Pipe; 3 in.; Black Coated;
MBRP Exhaust Diesel Down Pipe.
Fits Mid to Late 2004 Models
MBRP Exhaust Down Pipe
3in. Down Pipe
Exhaust Pipe
Component
Down Pipe
