Kooks 1-3/4-Inch Long Tube Headers with Catted OEM Connections (15-26 Mustang GT, Dark Horse)Find parts that fit my vehicle

High-Performance Headers. The Kooks 1-3/4-Inch Long Tube Headers with Catted OEM Connections are engineered to enhance exhaust flow and improve engine performance for the Mustang GT and Dark Horse models. These headers optimize scavenging and reduce backpressure to deliver noticeable gains in horsepower and torque, making them ideal for both street and track applications where power and sound refinement are desired.

Construction and Appearance. Manufactured from 304 stainless steel, these headers feature durable 3/8-inch thick laser-cut flanges and 2-inch mandrel-bent primary tubes. The 3-inch collectors incorporate a patented scavenging spike to ensure precise gas flow dynamics. The stainless steel finish provides corrosion resistance and a polished look that complements engine bays.

Installation. Installation requires moderate mechanical skill and includes all necessary components such as gaskets, clamps, an oxygen sensor extension harness, and a bolt kit for a straightforward bolt-on fitment. No additional parts or drilling are needed.

Warranty. These headers carry a limited lifetime warranty to the original purchaser, underscoring their quality and durability.

Application. Specifically designed for the 2015-2024 Mustang GT and Dark Horse equipped with the 5.0L 4V engine. Note that performance catalytic converters are not recommended for forced induction applications.

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