Kooks 1-7/8-Inch Long Tube Headers with GREEN Catted X-Pipe (11-12 Mustang GT500)Find parts that fit my vehicle

High-Performance Exhaust Upgrade. The 1-7/8-Inch Long Tube Headers with GREEN Catted X-Pipe is designed to significantly improve exhaust flow and enhance engine performance for the 2011-2014 Shelby GT500 5.4L/5.8L 4V engines. This combination increases horsepower and torque by reducing exhaust restrictions while maintaining OEM emissions compliance with the GREEN catted X-pipe.

Construction and Appearance. Crafted from premium 304 stainless steel, these long tube headers and X-pipe feature durable and corrosion-resistant construction. The headers have a 1-7/8-inch tube diameter flowing into a 3-inch outlet, paired with a 3-inch by 2-3/4-inch GREEN catted X-pipe, ensuring both performance and longevity in a polished or raw stainless finish.

Installation. Installation requires moderate mechanical skills and does not require drilling, as the kit is designed to directly replace the factory exhaust components. Professional installation is recommended to ensure optimal fit and performance.

Warranty. This product is backed by a limited warranty covering manufacturing defects for a specified period.

Application. Specifically engineered for the 2011-2012 Mustang Shelby GT500 5.4L and 2013-2014 Mustang Shelby GT500 5.8L 4V engines, ensuring precise fitment and tailored performance gains for these models.

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