Kooks: 2001-2004 Chevrolet Corvette 5.7L -- 1-7/8" EMISSIONS HEADER AND CATTED CONNECTION KIT vellano which cleaned the back of

which cleaned the back of the valves on previous LS engines

- On-car adjustable design

1999-2006 GMC Sierra 1500

The aFe PRO 5R performance air filter is construced of five layers of progressively finer mesh cotton gauze media provide maximum airflow for best performance results

6-20 Gas AFR

Kooks: 2001-2004 Chevrolet Corvette 5.7L -- 1-7/8" EMISSIONS HEADER AND CATTED CONNECTION KIT vellano which cleaned the back ofHeader and Connection Kit. 2001 2004 Chevrolet Corvette C5 LS1 LS6 5. 7L. Includes 1 7 8" x 3" Stainless Long Tube Headers with emissions fittings & 3'' x 3'' Catted Stainless X Pipe. Connects to 2 1 2" OEM Style Exhaust. 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