2011-2016 GM 6.6L Duramax Cast Iron Cylinder Head One LML PPE RAM 1500 " Includes one FOX88326100

Includes one FOX88326100

Handling filtration duties is the Pro 5R performance air filter that features 5-layers of progressively finer mesh cotton gauze media

Notes: Sold in pairs

2015-2023 GMC Canyon Fleetside

Protects low-temp sensors from high-temp areas

2011-2016 GM 6.6L Duramax Cast Iron Cylinder Head One LML PPE RAM 1500 " Includes one FOX8832610050 States Emissions Legal (E. O. D 701 PENDING) The 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. PPE's new Cast Iron Cylinder