1-7/8" Stainless Headers. 2021-2026 F150 5.0L 4V. 1982-pontiac-firebird-esi7945046 Reduces under hood pressure delta

Reduces under hood pressure delta to reduce front end lift and increase net vehicle downforce

Hyundai and Kia automatic)

It includes manganese phosphate coated hardened chromoly steel shank studs

You must have adjustable control arms in order to adjust toe after eliminating the stock eccentric bolts

Adjusting the harness bar height is critical to obtain optimum shoulder harness angle to prevent spinal cord compression injuries in the event of an accident

1-7/8" Stainless Headers. 2021-2026 F150 5.0L 4V. 1982-pontiac-firebird-esi7945046 Reduces under hood pressure deltaKooks 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