Hooker BlackHeart Long Tube Headers - 1.875 in Primary - 3 in Collector - GM LS-Series (GM F-Body 1970-74) 2-Way Radio Headsets improved pulling and whip-like throttle

improved pulling and whip-like throttle response from the increased spark energy reaching the gap up to 150% more spark energy

2006-2016 Chevrolet Express 2500

This Pro Series harness features a grommet style firewall pass through with the fuse block mounted inside the vehicle on or near the firewall

1968-1975 Chevrolet Bel Air

The durable rubber boot keeps the sliding mechanism free of dirt and debris

Hooker BlackHeart Long Tube Headers - 1.875 in Primary - 3 in Collector - GM LS-Series (GM F-Body 1970-74) 2-Way Radio Headsets improved pulling and whip-like throttle1970 74 GM LS 2nd Gen (Camaro Firebird) Full Length Engine Swap Headers for hot LS1 LS6 LS2 (cam,heads,nitrous), 6. 2L(L92)Vortec truck, LS3 or all supercharged LS Vortec engine swaps requiring maximum ground clearance. Not legal for use on pollution controlled motor vehicles. Product Description: Headers Blackheart Long Tube 1. 875 in Primary 3 in Collector Hardware Included Stainless Natural GM LS Series GM F Body 1970 74 Pair At the HEART of any