K&N 57-2578 Gen II Performance Air Intake System Mustang GT 2011-2014

If you aren’t getting the performance you need from your 2011-2014 Mustang GT, a K&N 57-2578 Gen II Performance Air Intake System is a great place to start. This high-quality air intake system is designed to give your Mustang a boost in horsepower and improved throttle response, all while giving your engine a satisfyingly aggressive sound. The system includes a high-density polyethylene tube that maximizes airflow volume, as well as a high-flow air filter that lasts an impressive 50,000 miles between washes. Best of all, this air intake is 50-state legal and made in the USA.

Features and Benefits:
- Estimated Horsepower Gain: 10.09 HP @ 5379 RPM
- High-Density Polyethylene Tube Increases Airflow Volume 
- High-Flow Air Filter
- Improves Throttle Response and Engine Sound
- Filter Lasts 50,000 Miles Between Washes
- Includes Necessary Clamps and Couplers
- 50-State Legal
- Made in the USA