3" SS Cat-Back w/Black Tips. 2015-2018 Charger 6.4L. Connects to OEM. 1991-pontiac-firebird-esi6483971 The compression valving options are

The compression valving options are the same as the Crusader Series

Sold as a complete kit for one car

The Trackspec solution resolves all of this by mounting the main hoop to the frame and B pillar

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

* All shocks and struts can be rebuilt or revalved by the Viking factory or any authorized rebuilder

3" SS Cat-Back w/Black Tips. 2015-2018 Charger 6.4L. Connects to OEM. 1991-pontiac-firebird-esi6483971 The compression valving options areKooks 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