Cylinder Head (One) Cast Iron - GM 6.6L Duramax 2004.5-2010 LLY/LBZ/LMM Ported Pacific Performance Engineering " POWER STROKE all laser-cut and finished in

all laser-cut and finished in durable Hammer Black

affordable way to enhance performance and efficiency with the convenience of flash tuning technology

The billet aluminum HE351CW Actuator Solenoid Plug w/ Boost Reference allows you to block the boost reference port but still provide the wastegate with a boost reference

Part Number: 1045770

Cylinder Head (One) Cast Iron - GM 6.6L Duramax 2004.5-2010 LLY/LBZ/LMM Ported Pacific Performance Engineering " POWER STROKE all laser-cut and finished inThe 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