PPE Cast Iron Cylinder Head for 2011-2016 GM 6.6L Duramax

Upgrade your 2011-2016 GM 6.6L Duramax with the PPE Cast Iron Cylinder Head, designed to eliminate head gasket and cracking issues. Made from high-quality alloyed gray iron, this cylinder head offers superior fatigue strength, heat, and creep resistance, ensuring a longer lifespan. It features upgraded valve train components, including fully nitridated valves and tapered valve springs for enhanced performance. Ideal for those seeking reliability and longevity in their Duramax engine.

• 50 States Emissions Legal (E.O. D-701-PENDING)
• High-quality alloyed gray iron construction
• Upgraded valve train components
• Superior fatigue strength and heat resistance
• Compatible with stock cast-iron cylinder block
• Reduces engine clatter significantly