Ultimate Headers 1-7/8" Full-Length Free-Flowing Competition Headers – 2020–2022 Shelby GT500 (475066)
Maximize the performance of your Predator-powered Shelby with the Ultimate Headers 1-7/8” Full-Length Free-Flowing Competition Headers. Specifically engineered for the 2020–2022 Mustang Shelby GT500, these headers are built to handle extreme horsepower and boost levels while improving exhaust scavenging, throttle response, and overall efficiency. Designed for serious racers and performance enthusiasts, this system delivers both power and precision in one high-quality package.
Crafted from premium 304 stainless steel, these headers utilize tight-radius cast stainless elbows and investment-cast stainless steel flanges to allow maximum tube size in limited spaces while maintaining a perfect fit. Each header is hand TIG-welded to perfection, ensuring durability and consistent performance under the most demanding conditions. Combined with Cometic HTS gaskets and high-quality hardware, this kit is ready for installation right out of the box.
Features
- Fits 2020–2022 Ford Mustang Shelby GT500 (5.2L Predator supercharged V8)
- 1-7/8” full-length competition header design for maximum horsepower and torque gains
- Constructed from high-grade 304 stainless steel for exceptional durability and heat resistance
- Tight-radius cast stainless elbows improve fitment and exhaust flow in confined spaces
- Investment-cast stainless steel flanges for a secure, long-lasting seal
- Hand TIG-welded craftsmanship for maximum strength and precision
- Includes O2 sensor ports for easy integration with factory and aftermarket setups
- Available with Extreme Low-Profile Clamps for additional clearance
- Cometic HTS header and collector gaskets included for complete installation
Benefits
- Unlocks significant horsepower and torque improvements across the powerband
- Enhances exhaust scavenging for improved throttle response and efficiency
- Durable 304 stainless construction ensures longevity under high-heat conditions
- Designed for high-performance and forced induction applications
- Comes complete with gaskets, bolts, and O2 ports for hassle-free installation
Kit Includes
- Pair of 1-7/8” 304 stainless steel full-length competition headers
- Cometic HTS header and collector gaskets
- Mounting hardware and O2 sensor ports
Fitment:
- 2020 Ford Mustang Shelby GT500 5.2L
- 2021 Ford Mustang Shelby GT500 5.2L
- 2022 Ford Mustang Shelby GT500 5.2L
For off-road use only. Requires ECU tuning for proper operation. Not legal for use on pollution-controlled vehicles or sale in the state of California
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov
