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7% less restrictive than stock with the plug removed for stronger airflow and throttle response
H&R 08-13 Maserati Quattroporte Sedan M139 Sport Spring (*Special Order/No Cancel/No Return*)
The included high-performance air filters are surrounded by open-element XLPE (cross-linked polyethylene) polymer housings that minimize warm engine air for maximum performance
Engineered to alter vehicles roll centre
Kooks 97-04 Chevy Corvette 3in x 3in GREEN Cat SS X-Pipe Kooks HDR Req - 21503300 Lift Springs 7% less restrictive than stockKooks 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
