3" SS GREEN Catted H.O. OEM Connection Pipes. 2016-2019 Cadillac CTS-V. Louver and plated Nylock nuts

and plated Nylock nuts

Compatible with all OEM diameter factory and aftermarket (lowering) springs for S550

The process is similar to jetting a carburetor

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

If it does not fall within this range

3" SS GREEN Catted H.O. OEM Connection Pipes. 2016-2019 Cadillac CTS-V. Louver and plated Nylock nutsKooks 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