Header and GREEN Connection Kit. 2011-2020 Grand Cherokee/Durango 5.7L HEMI. mustang 304 stainless steel adjustment spacers

304 stainless steel adjustment spacers in 1/4" and 1/8" heights

Works on the 2015-up Mustang Ecoboost

Louver backbone design maintains hood structural rigidity

"Get Kookin with KOOKS

Header and GREEN Connection Kit. 2011-2020 Grand Cherokee/Durango 5.7L HEMI. mustang 304 stainless steel adjustment spacersKooks 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