2-1/2" GREEN Catted Y-Pipe. 2009-2010 F150 5.4L 3V. Requires Kooks Headers. NA This means that forces increase

This means that forces increase

We also tie in the vertical portion of the wheel tubs to further increase mounting strength

* Left hand threads between the base and the body ensures that the shock/strut doesn’t come apart when adjusting the ride height

Since 1962

Even small changes to ride height and camber will affect toe settings

2-1/2" GREEN Catted Y-Pipe. 2009-2010 F150 5.4L 3V. Requires Kooks Headers. NA This means that forces increaseKooks 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