01-04 GM 6.6L Duramax Ported Cast Iron Cylinder Head (One) LB7 Pacific Performance Engineering Bump Stops|Suspension Fuel Filter Delete Block Replacement

Fuel Filter Delete Block Replacement Banjo Washers WIF Sensor Port 9/16-18 O-ring Port Plug Water in Fuel Sensor Plug (M14x2

Optimized core design for enhanced coolant flow distribution

preventing collapse

We spliced the wires and put the whole step into the PPE Analog V8 Tachometer Drive

01-04 GM 6.6L Duramax Ported Cast Iron Cylinder Head (One) LB7 Pacific Performance Engineering Bump Stops|Suspension Fuel Filter Delete Block ReplacementThe OEM Duramax cast aluminum cylinder heads fall short over time the differing heat expansion rates between the 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 ported LB7 Cast Iron Cylinder Head is the ultimate upgrade for