Kooks 06-13 Chevrolet Corvette Z06/ZR1 3in. SS Catted Ultra X-Pipe - OEM Connection - 21613221 Sleeves This system produced gains of

This system produced gains of up to +10 HP and +17 lbs

Front and 1

no matter how hard you push it

Unfortunately for many JK Wrangler owners

Enhance your Ram's appearance with polished

Kooks 06-13 Chevrolet Corvette Z06/ZR1 3in. SS Catted Ultra X-Pipe - OEM Connection - 21613221 Sleeves This system produced gains ofKooks 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