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.
Turbo Down Pipe; 3 in. Dia.; CARB E.O. D-763-1;
Fits Mid to Late 2004 Models

Fitment:
Chevrolet Express 2500 Base 2006
Chevrolet Express 2500 Base 2007
Chevrolet Express 2500 Base 2008
Chevrolet Express 2500 Base 2009
Chevrolet Express 2500 LS 2006
Chevrolet Express 2500 LT 2006
Chevrolet Express 3500 Base 2006
Chevrolet Express 3500 Base 2007
Chevrolet Express 3500 Base 2008
Chevrolet Express 3500 Base 2009
Chevrolet Silverado 2500 HD Base 2004
Chevrolet Silverado 2500 HD Base 2005
Chevrolet Silverado 2500 HD LS 2005
Chevrolet Silverado 2500 HD LS 2006
Chevrolet Silverado 2500 HD LT 2005
Chevrolet Silverado 2500 HD LT 2006
Chevrolet Silverado 2500 HD LT 2007
Chevrolet Silverado 2500 HD LT 2008
Chevrolet Silverado 2500 HD LT 2009
Chevrolet Silverado 2500 HD LTZ 2007
Chevrolet Silverado 2500 HD LTZ 2008
Chevrolet Silverado 2500 HD LTZ 2009
Chevrolet Silverado 2500 HD WT 2005
Chevrolet Silverado 2500 HD WT 2006
Chevrolet Silverado 2500 HD WT 2007
Chevrolet Silverado 2500 HD WT 2008
Chevrolet Silverado 2500 HD WT 2009
Chevrolet Silverado 2500 HD Classic LS 2007
Chevrolet Silverado 2500 HD Classic LT 2007
Chevrolet Silverado 2500 HD Classic WT 2007
Chevrolet Silverado 3500 Base 2004
Chevrolet Silverado 3500 Base 2005
Chevrolet Silverado 3500 LS 2004
Chevrolet Silverado 3500 LS 2005
Chevrolet Silverado 3500 LS 2006
Chevrolet Silverado 3500 LT 2004
Chevrolet Silverado 3500 LT 2005
Chevrolet Silverado 3500 LT 2006
Chevrolet Silverado 3500 WT 2004
Chevrolet Silverado 3500 WT 2006
Chevrolet Silverado 3500 Classic LS 2007
Chevrolet Silverado 3500 Classic LT 2007
Chevrolet Silverado 3500 Classic WT 2007
Chevrolet Silverado 3500 HD LT 2007
Chevrolet Silverado 3500 HD LT 2008
Chevrolet Silverado 3500 HD LT 2009
Chevrolet Silverado 3500 HD LTZ 2007
Chevrolet Silverado 3500 HD LTZ 2008
Chevrolet Silverado 3500 HD LTZ 2009
Chevrolet Silverado 3500 HD WT 2007
Chevrolet Silverado 3500 HD WT 2008
Chevrolet Silverado 3500 HD WT 2009
GMC Savana 2500 Base 2006
GMC Savana 2500 Base 2007
GMC Savana 2500 Base 2008
GMC Savana 2500 Base 2009
GMC Savana 2500 Base 2010
GMC Savana 3500 Base 2006
GMC Savana 3500 Base 2007
GMC Savana 3500 Base 2008
GMC Savana 3500 Base 2009
GMC Savana 3500 Base 2010
GMC Sierra 2500 HD Base 2004
GMC Sierra 2500 HD Base 2005
GMC Sierra 2500 HD SL 2006
GMC Sierra 2500 HD SLE 2004
GMC Sierra 2500 HD SLE 2005
GMC Sierra 2500 HD SLE 2006
GMC Sierra 2500 HD SLE 2007
GMC Sierra 2500 HD SLE 2008
GMC Sierra 2500 HD SLE 2009
GMC Sierra 2500 HD SLE 2010
GMC Sierra 2500 HD SLT 2004
GMC Sierra 2500 HD SLT 2005
GMC Sierra 2500 HD SLT 2006
GMC Sierra 2500 HD SLT 2007
GMC Sierra 2500 HD SLT 2008
GMC Sierra 2500 HD SLT 2009
GMC Sierra 2500 HD SLT 2010
GMC Sierra 2500 HD WT 2004
GMC Sierra 2500 HD WT 2005
GMC Sierra 2500 HD WT 2006
GMC Sierra 2500 HD WT 2007
GMC Sierra 2500 HD WT 2008
GMC Sierra 2500 HD WT 2009
GMC Sierra 2500 HD WT 2010
GMC Sierra 2500 HD Classic SL 2007
GMC Sierra 2500 HD Classic SLE 2007
GMC Sierra 2500 HD Classic SLT 2007
GMC Sierra 2500 HD Classic WT 2007
GMC Sierra 3500 Base 2004
GMC Sierra 3500 Base 2005
GMC Sierra 3500 SL 2006
GMC Sierra 3500 SLE 2004
GMC Sierra 3500 SLE 2005
GMC Sierra 3500 SLE 2006
GMC Sierra 3500 SLT 2004
GMC Sierra 3500 SLT 2005
GMC Sierra 3500 SLT 2006
GMC Sierra 3500 WT 2004
GMC Sierra 3500 WT 2005
GMC Sierra 3500 WT 2006
GMC Sierra 3500 Classic SL 2007
GMC Sierra 3500 Classic SLE 2007
GMC Sierra 3500 Classic SLT 2007
GMC Sierra 3500 Classic WT 2007
GMC Sierra 3500 HD SLE 2007
GMC Sierra 3500 HD SLE 2008
GMC Sierra 3500 HD SLE 2009
GMC Sierra 3500 HD SLE 2010
GMC Sierra 3500 HD SLT 2007
GMC Sierra 3500 HD SLT 2008
GMC Sierra 3500 HD SLT 2009
GMC Sierra 3500 HD SLT 2010
GMC Sierra 3500 HD WT 2007
GMC Sierra 3500 HD WT 2008
GMC Sierra 3500 HD WT 2009
GMC Sierra 3500 HD WT 2010