3-1/2" 3-Bolt Collector/Exhaust Flange. 5/16" Thick Mild Steel. 2017 chevrolet camaro 5" DOM Mild Steel Tubing

5" DOM Mild Steel Tubing for added strength

no chassis modifications required

Made from durable 4130 chromoly

Viking focuses on independently adjustable

3-1/2" 3-Bolt Collector/Exhaust Flange. 5/16" Thick Mild Steel. 2017 chevrolet camaro 5" DOM Mild Steel TubingKooks 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