PPE Ported Cast Iron Cylinder Head Set For 2004.5-2010 GMC Chevy 6.6L Duramax 1993-2008 Toyota Corolla (1) Differential Drop Kit

(1) Differential Drop Kit

and manufactured right here in the USA

0 IFP shocks enhance ride and trail stability

7% over stock intake system

designed for 2011-2016 Ford F-250/F-350 Super Duty trucks

PPE Ported Cast Iron Cylinder Head Set For 2004.5-2010 GMC Chevy 6.6L Duramax 1993-2008 Toyota Corolla (1) Differential Drop KitThe 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. PPEs new ported Cast Iron Cylinder Head is the ultimate upgrade to your