DEI Exhaust - Header Wrap 1"x 50 Ft. - Black 4704021-10 ARP High Performance Series Main

ARP High Performance Series Main Studs eliminate main cap walk and protect the treads in cylinder block

1980-1985 GMC Jimmy

Otherwise the material is the same as DEI's popular Protect-A-Boots that are made from a tightly woven high temperature resistant glass fiber material

2011-2015 Chevrolet Caprice (all engines)

Black Composite Case: Dimensions - 2

DEI Exhaust - Header Wrap 1"x 50 Ft. - Black 4704021-10 ARP High Performance Series MainWrapping headers and down pipes is an important first step in controlling unwanted underhood radiant heat. Keeping exhaust gases hotter within the exhaust system helps in decreasing exhaust density and increases exhaust flow. This improves exhaust scavenging resulting in cooler air intake temperatures for an improvement in performance and a gain in horsepower. Design Engineering stainless steel Locking Ties are the perfect way to fasten exhaust wrap