PPE Upgraded Cast Iron Ported Cylinder Head Set For 01-04 GMC Chevy 6.6L Duramax Fuse Box Cover Whether you need long-range spotlights

Whether you need long-range spotlights

1979-1980 PLYMOUTH CHAMP

Durable T304 stainless steel resists corrosion and wear

The crisp white output closely matches most factory LED headlights and provides excellent visibility for nighttime driving

a perforated baffle acts as a condensing point for vapors and prevents any liquid from exiting the can

PPE Upgraded Cast Iron Ported Cylinder Head Set For 01-04 GMC Chevy 6.6L Duramax Fuse Box Cover Whether you need long-range spotlightsThe 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. PPEs new ported LB7 Cast Iron Cylinder Head is the ultimate upgrade for