Detroit Speed Long Tube Headers - 1-7/8 in Primary - 3 in Collector - Stainless - GM F-Body/X-Body 1967-81 (Pair) R040004 Kits include a pre-oiled washable

Kits include a pre-oiled washable element filter in choice of 3"

Quick Change Gear Set

Separate low and reverse gears make shifting precise

This coil pack features advanced bobbin technology

3A/5 rating

Detroit Speed Long Tube Headers - 1-7/8 in Primary - 3 in Collector - Stainless - GM F-Body/X-Body 1967-81 (Pair) R040004 Kits include a pre-oiled washableProduct Description: Headers Long Tube 1. 875 in Primary 3 in Collector Stainless Natural GM F Body X Body 1967 81 Pair Detroit Speed puts a significant amount of effort into developing long lasting, dependable products that are formulated to exceed late model performance expectations. Our systems are designed by exceptionally qualified engineers and built by fabricators dedicated to making the best systems they possibly can. Our parts are made using