2-1/8" x 4" 304 Stainless Steel Header Weld Up Custom Header Kit 1990-pontiac-firebird-esi3548487 Installs easily with supplied templates

Installs easily with supplied templates

each equipped with drain holes for functionality in all conditions

making it an ideal choice for both grassroots drifting and cost-effective track day driving

The rear down kicker bars also mount directly to the frame using our unique patent pending billet machined aluminum mounting plates that we developed for our C6Z and C7 alum frame cages

As the more affordable counterpart to the Enzo V-01R

2-1/8" x 4" 304 Stainless Steel Header Weld Up Custom Header Kit 1990-pontiac-firebird-esi3548487 Installs easily with supplied templatesKooks 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