*PLEASE CALL FOR SPECIAL PRICING*
Kooks headers are designed to give your 2004-06 LS1/LS2 GTO the performance increase that it deserves! Dyno proven gains of over 30hp have been seen! Manufactured with 1 3/4" or 1 7/8" mandrel bent 304 stainless with 3/8" flanges and 3" collectors. Includes A.I.R. tubes and O2 sensors as original. For additional performance, consider upgrading your GTO's mid section with Kooks center section with hi-performance catalytic converters or off-road section. No cutting or welding involved if installing complete kit (headers, intermediate section).
•1 7/8 in. x 3 in. Stainless Steel Longtube Headers with O2 Extension Harnesses and All Necessary Hardware.
•Must Be Used with Kooks Connection Pipes to Connect to Factory Exhaust or Kooks GTO Catback.
•These products are not legal for sale, installation, or use on licensed vehicle in the state of California. And they do NOT meet CARB
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