1-5/8" Header and GREEN (H) Connection Kit. 2005-2010 Mustang GT 4.6L 3V. 2001 Pontiac Firebird the Berserker™ is a stronger

the Berserker™ is a stronger design with better sealing characteristics since the Berserker™ is based off the Crusader™ platform and shares many premium

reliable use

both the compression and rebound can be revalved by Viking or an authorized rebuilder

this car was always a fast competitor on the Optima/USCA circuit

We also distribute the load to the floor

1-5/8" Header and GREEN (H) Connection Kit. 2005-2010 Mustang GT 4.6L 3V. 2001 Pontiac Firebird the Berserker™ is a strongerKooks 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