GM GEN 5 LT1 Header Flange - 3/8" Thick SS. Ports for 1-7/8" Primaries. firebird The compression valving options are

The compression valving options are the same as the Crusader Series

304 stainless steel adapter spacer bushings

Rear bars are detachable using TIG welded couplers for ease of installation and shipping

we have been working on a new patented valving that we are excited to release

This can be accomplished with basic hand tools

GM GEN 5 LT1 Header Flange - 3/8" Thick SS. Ports for 1-7/8" Primaries. firebird The compression valving options areKooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for your street, race and off road applications. We have won hundreds of championships and set countless records in the NHRA, IHRA, NMCA, NMRA, NASCAR, NASA, SCCA and many other racing organizations. Now with three generations of family leadership, we are proud