3" SS GREEN Catted OEM Connection Pipes W/EPS. 2012-2023 LX Platform 6.4L. 1999 Pontiac Firebird Comes Fully Powder coated with

Comes Fully Powder coated with grade 8 hardware and mounting brackets

* Each click on the adjustment works and makes a change

18" Height

which allows it to simply be welded into the chassis without cutting the inner wall of the stock mounting location at all

3" SS GREEN Catted OEM Connection Pipes W/EPS. 2012-2023 LX Platform 6.4L. 1999 Pontiac Firebird Comes Fully Powder coated withKooks 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