3" x 2-3/4"(OEM) SS Competition Only X-Pipe. 2011-2014 Shelby GT500.Kooks 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

Since that release

with a second plate on top

Designed and CNC Notched and CNC bent in southern california

The use of FK Rod Ends and High Misalignment Spherical Bearings eliminates the flex and binding found in the OEM control arms

Many customers know the

We have another entry in this S550 Suspension section for the various coilover spring options

Our design includes the CNC machined upper spring perch shown above

Our SPL Parts Eccentric Lockout (EL) kit eliminate the stock eccentric bolts to keep your rear alignment where you set it

as most mechanics can spot the differences with a quick look

NOTE: You will have to slightly clearance the bolt hole on the knuckle side to fit the Socket Head Cap Screw we provide

Bearings perform better in supporting the

and the wide range of adjustment allows you to maximize grip on a track car and extend tire life on a street car