1-7/8" Stainless Header & GREEN Catted Conn. Kit. 2015-2019 RHD Mustang GT 5.0L Firebird low friction

low friction

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

The lockout has the ability to be set at the maximum

Two Mesh Zippered Pouches In The Top Cover

Viking focuses on independently adjustable

1-7/8" Stainless Header & GREEN Catted Conn. Kit. 2015-2019 RHD Mustang GT 5.0L Firebird low frictionKooks 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