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Kooks 1-7/8-Inch Long Tube Headers; Green Catted (15-20 GT)

Item 404497
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Market Price $2,648.99 You Save 12% ($305.39)
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$2,343.60 (each)

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      Product Information

      Features, Description, Reviews, Q&A, Specs & Installation


      • Long Tube Catted Headers
      • Maximize the Removal of Exhaust Gases from Cylinders Better Than Stock
      • Mandrel Bent 1-7/8 Inch Diameter Primary Tubes
      • Three-Inch Collector Assembly
      • Ideal for Use in Any Regions That Have Not Incorporated Carb Emissions Standards
      • Limited Lifetime Warranty
      • Hard Degree of Difficulty Installation
      • Compatible with the 2015-2020 Ford Mustang GT


      Outstanding Optimized Exhaust System. For one of the finest exhaust systems on the off-road, look no further than the Kooks 1-7/8 Inch Long Tube Green Catted Headers. These high-flow long tube headers maximize the removal of exhaust gases from your cylinders better than stock with its mandrel-bent 1-7/8 inch diameter primary tubes and 3 inch collector assembly to move gases to your catalytic converters with increased efficiency.

      Passes Emissions Tests. This exhaust system fully optimizes and passes emissions testing with effective work running your exhaust gases towards catalytic converters, converting them into less toxic gases. This makes it ideal for use in any regions that have not incorporated CARB-emissions standards.

      Warranty. Kooks guarantees your product is free from defects in materials and workmanship with a limited lifetime warranty. Damage as a result of abuse or neglect will not be covered.

      Installation. Handy people can install this product with a hard level of complexity, upwards of a day to complete with all required mounting hardware in the package.

      Application. The Kooks 1-7/8 Inch Long Tube Green Catted Headers are compatible with the 2015-2020 Ford Mustang GT.

      Fitment: 2015 2016 2017 2018 2019 2020 Details

      Kooks 1151H431

      CA Residents: WARNING: Cancer and Reproductive Harm -

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Long Tube Catted Headers
      • Mounting Hardware

      Customer Reviews (48)

        Reviews of Kooks Exhaust products have an average rating of 4.8 out of 5

          Questions & Answers

          10 More Questions

          Will It Fit My Mustang

          • Bullitt - 19, 20
          • GT - 15, 16, 17, 18, 19, 20