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 to say that all of our products are handcrafted here in the USA and we are proud to still be independently owned and operated. And don't forget, "Get Kookin with KOOKS!"

Additional Information

O2 Extension Harness for 2011-2014 Shelby GT500 1) 12in. Extension Harness (6-Pin). (2 pcs required per car) This part number should only be ordered as a replacment for damaged or lost Oxygen Sensor Extensions.

Features and Benefits

• 100 Percent Manufactured In The USA
• 3 Generations Being Family Owned And Operated
• Every Kooks Product Is Dyno And Race Tested
• Kooks Headers And Exhaust Make The Most Power In The Industry
• Kooks Products Are Made Of T304 Air Craft Quality Steel
• Kooks Products Fit And Install The Best
• Kooks System Are Specifically Designed For Maximum Power
• Limited Lifetime Warranty To Original Purchaser
• Manufactured In The USA. Kooks Uses T304 Aircraft Quality Stainless Steel. Kooks Products are Backed by a Limited Lifetime Warranty To the Original Purchaser. Kooks Products Are Dyno And Race Tested and Designed For Maximum Power.

• 100 Percent Manufactured In The USA
• 3 Generations Being Family Owned And Operated
• Every Kooks Product Is Dyno And Race Tested
• Kooks Headers And Exhaust Make The Most Power In The Industry
• Kooks Products Are Made Of T304 Air Craft Quality Steel
• Kooks Products Fit And Install The Best
• Kooks System Are Specifically Designed For Maximum Power
• Limited Lifetime Warranty To Original Purchaser
• Manufactured In The USA. Kooks Uses T304 Aircraft Quality Stainless Steel. Kooks Products are Backed by a Limited Lifetime Warranty To the Original Purchaser. Kooks Products Are Dyno And Race Tested and Designed For Maximum Power.

Please note that this information serves as a fitment guide only. For specific fitment questions or clarifications, please contact us, as manufacturers may introduce variations and modifications during model year or regional revisions. While we strive to provide accurate data, fitment details may vary by region; therefore, compatibility outside the listed region and submodel variant cannot be guaranteed.