PPE Upgraded Cast Iron Cylinder Head For 2004.5-2010 Chevrolet/GMC 6.6L Duramax interior accessories the integrated mounting points have

the integrated mounting points have been upgraded for added strength and longevity

All this while retaining complete OE control of the BOV’s operation

The Predator has tunes specifically designed to increase your truck's driving power while towing your factory towing capacity (Varies by truck type)

9L Cummins with the quick spooling Calibrated Power 3RD-GEN-67E Stealth 67 Drop-In Turbocharger

PPE Upgraded Cast Iron Cylinder Head For 2004.5-2010 Chevrolet/GMC 6.6L Duramax interior accessories the integrated mounting points haveThe 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 Cast Iron Cylinder Head is the ultimate upgrade to your Duramax