Cobb High Flow Filter Ford Focus ST 2013-2018 / Focus RS 2016-2018 | 791101 Wheels Improved throttle response

Improved throttle response

Free up some space in your FR-S / BRZ's small engine bay with the Mishimoto Plug-N-Play Aluminum Fan Shroud Kit

and Better Drivability

The PERRIN shift adapter is easy to install with one of the quickest install times of any 6-speed shifter

Cobb High Flow Filter Ford Focus ST 2013-2018 / Focus RS 2016-2018 | 791101 Wheels Improved throttle responseFitment Information: 2013 2018 Ford Focus ST 2016 2018 Ford Focus RS Features: Washable Reusable Cotton Woven Media Precision Molded for Direct Drop In To The Factory Air Box Increased Air Flow While Maintaining Filtering Efficiency Pre Oiled, Dual Cone Design Compatible with COBB Accessport OTS Maps Easy Installation COBB High Flow Filters are designed to permit very high flow rates, minimize restriction, maximize filtration and provide a long life