Kooks 1-7/8" Header and GREEN (X) Connection Kit (2011-2014 Mustang GT 5.0L 4V)

Kooks Headers & Catalytic X-Pipe Kit
Open up the exhaust on your 2011-2014 Ford Mustang 5.0 with a set of Kooks Headers and catalytic X-pipe for more power and increased performance.These Kooks long tube headers for your 2011-2014 5.0L Coyote features 304 stainless steel tubing, 1 3/4" primaries, and 3" collectors with O2 bungs welded in. Kooks builds all of their products to the highest standard, and these are quite possibly the best long tube headers you can buy for your 5.0L 4V Mustang! This kit also includes a Kooks 3" crossover x-pipe which is designed to connect your new Kooks long tube headers to your factory exhaust. This all 304 stainless crossover includes high flow catalytic converters along with all clamps and gaskets needed for installation!

Quite simply...there is not a better header on the market!

Installation/Tune Note
-Installation of long tube headers will require custom tune to prevent damage to your vehicle. If you already have a custom tune on your Mustang, please consult with your tuner prior to installation and operating your Mustang.

Application
-Fits 2011-14 Mustang GT Coyote 5.0L 4V w/ manual transmission only

**This product is NOT legal for sale, installation, or use on a licensed vehicle in the state of California, and they do NOT meet CARB compliance.  Legal only for racing vehicles which may never be used upon a highway. Not applicable or intended for street or highway use.”