2011-2016 GM 6.6L Duramax Cast Iron Cylinder Head One LML PPE - 110100105 2002-gmc-sierra-2500-hd-esi3205376 Precision-ground belt profile ensures OEM

Precision-ground belt profile ensures OEM fitment

An aggressive formula

This kit is specially designed for the GM 6

6L Duramax and contains the components for both driver and passenger side cylinder heads

Year Make Model Submodel Notes 2001 Chevrolet Silverado 2500 HD 2002 Chevrolet Silverado 2500 HD 2003 Chevrolet Silverado 2500 HD 2004 Chevrolet Silverado 2500 HD 2005 Chevrolet Silverado 2500 HD 2001 GMC Sierra 2500 HD SLE 2002 GMC Sierra 2500 HD SLE 2003 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 2001 Chevrolet Silverado 2500 HD LS 2002 Chevrolet Silverado 2500 HD LS 2003 Chevrolet Silverado 2500 HD LS 2004 Chevrolet Silverado 2500 HD LS 2005 Chevrolet Silverado 2500 HD LS 2006 Chevrolet Silverado 2500 HD LS 2001 Chevrolet Silverado 2500 HD LT 2002 Chevrolet Silverado 2500 HD LT 2003 Chevrolet Silverado 2500 HD LT 2004 Chevrolet Silverado 2500 HD LT 2005 Chevrolet Silverado 2500 HD LT 2006 Chevrolet Silverado 2500 HD LT 2007 Chevrolet Silverado 2500 HD LT 2001 GMC Sierra 2500 HD SLT 2002 GMC Sierra 2500 HD SLT 2003 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 2001 GMC Sierra 2500 HD SL 2002 GMC Sierra 2500 HD SL 2002 GMC Sierra 2500 HD 2003 GMC Sierra 2500 HD 2004 GMC Sierra 2500 HD 2005 GMC Sierra 2500 HD 2003 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 2004 Chevrolet Silverado 2500 HD WT 2005 Chevrolet Silverado 2500 HD WT 2006 Chevrolet Silverado 2500 HD WT 2007 Chevrolet Silverado 2500 HD WT 2006 GMC Sierra 2500 HD SL 2007 GMC Sierra 3500 HD SLE 2007 Chevrolet Silverado 2500 HD LTZ 2007 GMC Sierra 3500 HD SLT 2007 Chevrolet Silverado 3500 HD LTZ 2007 Chevrolet Silverado 3500 HD LT 2007 GMC Sierra 3500 HD WT 2007 Chevrolet Silverado 3500 HD WT

2011-2016 GM 6.6L Duramax Cast Iron Cylinder Head One LML PPE - 110100105 2002-gmc-sierra-2500-hd-esi3205376 Precision-ground belt profile ensures OEM50 States Emissions Legal (E. O. D 701 PENDING) The OEM Duramax cast aluminum cylinder heads fall short over time the different heat expansion rates between cast iron engine block and cast aluminum cylinder head cause head gasket scrubbing and eventually blown head gaskets. The aluminum cylinder heads are also prone to warping, melting, and or cracking in high performance applications where excessive heat is introduced. PPE's new Cast Iron Cylinder