Kooks 2015-2021 Dodge Challenger Hellcat 3in OEM Style Cat-Back Exhaust System Uses OEM Tips Condensers/exchangers as they are the only

as they are the only identical OE replacement

Patented 100% digital wideband air/fuel ratio technology

The fuel rail is designed for any aftermarket injectors that have the same fitment as the OEM injectors

This led us to develop a two-piece differential integration and reinforcement system

Kooks 2015-2021 Dodge Challenger Hellcat 3in OEM Style Cat-Back Exhaust System Uses OEM Tips Condensers/exchangers as they are the onlyPart #: 31634220 Kooks 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