1-7/8" Header and Catted Connection Kit. 2009-2013 GM 1500 Series 4.8L/5.3L 1988-pontiac-firebird-esi5674963 and the S550 chassis needs

and the S550 chassis needs it just like so many others

triple adjustable

No Assembly required***

3rd Gen F-Bodies: The Torque box locations on both 82-92 and 93-02 F bodies are similar in shape and the same in physical location

100% BOLT IN INSTALLATION - NO DRILLING

1-7/8" Header and Catted Connection Kit. 2009-2013 GM 1500 Series 4.8L/5.3L 1988-pontiac-firebird-esi5674963 and the S550 chassis needsKooks 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