Kooks 1-3/4" Long Tube Headers (11322200) - 2007–2010 Shelby GT500
Upgrade the exhaust flow and performance of your 2007–2010 Shelby GT500 with Kooks 1-3/4-inch Stainless Steel Long Tube Headers. Designed for the supercharged 5.4L platform, these headers are engineered to deliver noticeable gains in horsepower, torque, and throttle response while maintaining excellent fitment and reliability.
Manufactured from high-quality 16-gauge T304 stainless steel, these long tube headers feature 1-3/4-inch mandrel-bent primaries and thick 3/8-inch laser-cut flanges for superior sealing under extreme heat and boost. The oval port design optimizes exhaust scavenging, and the included EGR fitting and installation hardware simplify the install. These headers are designed to be paired with a compatible Kooks X-pipe or H-pipe to complete the exhaust system.
Features
- 1-3/4-inch mandrel-bent primary long tube headers
- Premium 16-gauge T304 stainless steel construction
- 3/8-inch thick laser-cut flanges for leak-free sealing
- Oval port design for improved exhaust flow
- Stock bolt pattern for precise OEM-style fitment
- Includes EGR fitting
- Includes all necessary installation hardware
- Designed to improve horsepower and torque
- Requires Kooks X-pipe or H-pipe (sold separately)
Fitment
- 2007 Ford Mustang Shelby GT500 5.4L
- 2008 Ford Mustang Shelby GT500 5.4L
- 2009 Ford Mustang Shelby GT500 5.4L
- 2010 Ford Mustang Shelby GT500 5.4L
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov

