Kooks 09-13 Chevrolet Silverado 1500 LS LTZ WT LT XFE 1-3/4 x 3 Header & Catted Y-Pipe Kit - 2855H220 Y Pipes The progressive bump seal design

The progressive bump seal design and polyurethane frame

Dyno Proven gains of up to 13 hp and 19 lb-ft

Tein 12-17 Toyota Prius V EnduraPro Plus Shock Absorber Kit

2002-2007 Mitsubishi Lancer ES 2

Provides rear camber change on Mazda3

Kooks 09-13 Chevrolet Silverado 1500 LS LTZ WT LT XFE 1-3/4 x 3 Header & Catted Y-Pipe Kit - 2855H220 Y Pipes The progressive bump seal designKooks 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