PPE Upgraded Cast Iron Cylinder Head Set For 2004.5-2010 GMC Chevy 6.6L Duramax 2010-2018 Explorer Sport 3.5L Case Dimensions: 34" X 8

Case Dimensions: 34" X 8

and even improve fuel mileage by roughly 1 MPG

(1) Big Line Fuel Hose Kit – ½ Inch Diameter

7L Titanium Signature Series Plus 290GPH (TSPD12290G)

PPE Upgraded Cast Iron Cylinder Head Set For 2004.5-2010 GMC Chevy 6.6L Duramax 2010-2018 Explorer Sport 3.5L Case Dimensions: 34" X 8The 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 Cast Iron Cylinder Head is the ultimate upgrade to your Duramax engine and