1-7/8" Header and GREEN Connection Kit. 1999-2004 Mustang Cobra 4.6L 4V. NA Miata it is critical that everything

it is critical that everything is kept extremely clean

it is possible that delays can occur in the fulfillment of your order

A progressive valve will have a softer low-speed force that ramps up very quickly as shaft speed increases

All of our components are plated for maximum corrosion resistance and long life

1-7/8" Header and GREEN Connection Kit. 1999-2004 Mustang Cobra 4.6L 4V. NA Miata it is critical that everythingKooks 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