Kooks 1-3/4-Inch x 3-Inch Long Tube Headers; Stainless Steel (96-04 GT)Find parts that fit my vehicle

A Big Bad Bundle Of Exhaust Excellence. If you’re looking for the maximum power and performance from your Mustang GT, the Kooks 1 3/4" x 3" Header is the answer. Engineered and manufactured by the industry leader in power-boosting exhaust systems, these beautiful headers are 100% US-made from the finest materials and feature Kook’s unique scavenger spike to maximize gas flow.

That Throaty Roar. Kooks supplies its exhaust technology to everyone from the SCCA and NASA to the NHRA. That mind-blowing exhaust sound you love from the world’s fastest race cars can be yours, too.

Deletes Factory Cats. The 1-3/4” x 3" Mustang GT Headers must be used with a Kooks X-Pipe mid-pipe so you’ll lose the factory cats with these headers. Kooks also produces the best high-flow cats, with a 400-cell design for minimum reduction of flow.

Laser-Cut T304 Stainless-Steel. Kooks manufactures all of its exhaust products from the finest T304 aircraft-grade stainless steel, with flanges laser cut from 3/8” steel for ultimate resistance to bending and warpage. They fit so well, there’s no need for any cutting or welding.

Tuning Required. Your engine must be tuned after installing these headers. Kooks supplies 02 extensions so your ECU gets all the data it needs.

Not CARB Compliant. These headers are not CARB compliant. It is illegal to sell, install, or use them in California.

Application. The 1-3/4” x 3" Long Tube Headers fit the 4.6L Mustang GT from 1996 to 2004.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov