Fleece Performance LB7 Cupless Cylinder Heads requires-vin Warranty covers defects in parts

Warranty covers defects in parts replaced by DP Customs and the craftsmanship of assembly

This warranty is against any manufacturer defects

When the exhaust gases enter the muffler they quickly expand and split via the airfoil cone technology with an opening like a jet engine

Improved throttle response

This kit fits SINGLE REAR wheel GM trucks

Fleece Performance LB7 Cupless Cylinder Heads requires-vin Warranty covers defects in partsFleece's freedom series cylinder heads provide a permanent solution to the problematic injector cups by eliminating them altogether. These cylinder heads are built from brand new castings inside of Fleece's state of the art engine shop and are guaranteed to meet or exceed the oem specifications for optimal performance and reliablity. These cylinder heads are CNC machined with a multi angled valve job prior to being fitted with all new valves, guides,