Kooks 2855H420 Long Tube Header and Catted Y-Pipe Kit for 2009-2013 GM Silverado 1500 & Sierra 1500 with 4.8L/5.3L EnginesKooks 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

Testing with the 5473 phaser limiter kit resulted in nearly 100 HP and 25 lb-ft over stock

handcrafted exhaust systems trusted by racers and enthusiasts alike

LoadLifter 5000 ULTIMATE air springs are maintenance free

460 in Springs - Aluminum - Small Block Ford - Pair

It includes all of the great components of the Stage 1 Power Package plus a pair of turbos incorporating the latest turbocharger technology from Garrett

And all of this comes with a silver finish that looks as good as it performs

SBF Performer Manifold - 302 4-V

Dyno and race tested to ensure reliable power gains

these headers are an excellent upgrade for your Corvette C8

InstallationThese 6

Cam Bearings

If aftermarket components