4" 3-Bolt Collector/Exhaust Flange. 3/8" Thick 304 Stainless Steel. 2017 chevrolet camaro slick tracks or allow for

slick tracks or allow for easy-up weight transfer or rear separation

Instructions: Please watch this video to see how to tighten the top nut for this version

You have to tell us what you have and pick the appropriate option below under "Spring Perch"

Upon the high loads that these see

4" 3-Bolt Collector/Exhaust Flange. 3/8" Thick 304 Stainless Steel. 2017 chevrolet camaro slick tracks or allow forKooks 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