2" Header & H.O. GREEN Cat Connection Kit. 2020+ F250/F350 Super Duty 7.3L 1998-pontiac-firebird-esi4271216 5" ID coilover springs for

5" ID coilover springs for S550 Mustangs using coilover struts

Special detergents for improved lubricity and less detonation

It will hold a helmet

we can do that for you too

but you must have adjustable control arms (RUA CAM6) in order to adjust camber to be perfectly equal side-to-side after eliminating the stock eccentric bolts

2" Header & H.O. GREEN Cat Connection Kit. 2020+ F250/F350 Super Duty 7.3L 1998-pontiac-firebird-esi4271216 5" ID coilover springs forKooks 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