MBRP 2001-2005 Chev/GMC Duramax 6.6L Regular Cab 4in Extension-Pipe Aluminized

Some folks are just not satisfied with the usual. They have to always be pushing the limits; refining and adjustments; until they have the truck that has no limits. We have put together some components that will take your truck to the next lever. Exhaust Adapter; 4 in.; Regular Cab; Aluminized; Regular Cab Adapter. Fitment: Chevrolet Silverado 2500 HD Base 2001 to 2005 Chevrolet Silverado 2500 HD LS 2001 to 2005 Chevrolet Silverado 2500 HD LT 2001 to 2005 Chevrolet Silverado 2500 HD WT 2004 to 2005 Chevrolet Silverado 3500 Base 2001 to 2005 Chevrolet Silverado 3500 LS 2001 to 2005 Chevrolet Silverado 3500 LT 2001 to 2005 Chevrolet Silverado 3500 WT 2004 GMC Sierra 2500 HD Base 2002 to 2005 GMC Sierra 2500 HD SL 2001 to 2002 GMC Sierra 2500 HD SLE 2001 to 2005 GMC Sierra 2500 HD SLT 2001 to 2005 GMC Sierra 2500 HD WT 2003 to 2005 GMC Sierra 3500 Base 2002 to 2005 GMC Sierra 3500 SL 2001 to 2002 GMC Sierra 3500 SLE 2001 to 2005 GMC Sierra 3500 SLT 2001 to 2005 GMC Sierra 3500 WT 2004 to 2005