MagnaFlow Sys DP/B 04.5- GM Duramax CC/LB Dly

The MagnaFlow Performance Series is our premier Diesel exhaust systems featuring lifetime backed stainless steel construction and mirror polished finishes on the muffler and welded double wall tips. Expect big power gains from Cat-back to Turbo-back with our dyno proven straight through design.This Part Fits: Year Make Model Submodel 2001-2005 Chevrolet Silverado 2500 HD Base 2001-2005 Chevrolet Silverado 2500 HD LS 2001-2005 Chevrolet Silverado 2500 HD LT 2004-2005 Chevrolet Silverado 2500 HD WT 2001-2005 Chevrolet Silverado 3500 Base 2001-2005 Chevrolet Silverado 3500 LS 2001-2005 Chevrolet Silverado 3500 LT 2004 Chevrolet Silverado 3500 WT 2002-2005 GMC Sierra 2500 HD Base 2001-2002 GMC Sierra 2500 HD SL 2001-2005 GMC Sierra 2500 HD SLE 2001-2005 GMC Sierra 2500 HD SLT 2004-2005 GMC Sierra 2500 HD WT 2002-2005 GMC Sierra 3500 Base 2001-2002 GMC Sierra 3500 SL 2001-2005 GMC Sierra 3500 SLE 2001-2005 GMC Sierra 3500 SLT 2004-2005 GMC Sierra 3500 WT