The mountune Racing MR300
upgrade offers Focus ST owners the chance to upgrade to a genuine 300HP and
350 lb. ft experience - the highest power and torque output reliably achievable
using the OE turbocharger. Touching on our motorsport DNA, our engineers have
developed the mountune MR300 upgrade to maximize the performance of the Focus
ST while maintaining excellent drivability. The MR300 upgrade includes required
hardware along with a revised engine calibration that optimizes power and
torque that results in impressive power and response. The MR300 is a complete
upgrade package that takes the guesswork out of upgrading your Focus ST to
maximum reliable power. Every component included in the MR300 upgrade is of the
highest quality and backed by over 35 years of engineering and motorsport success. This kit is designed for those that already have a cat-back exhaust installed on the vehicles.
This part has been designed and is intended for off-highway application only. Installation of this part on a vehicle that is driven on public roads may violate U.S. and Canadian laws and regulations relating to emission requirements and motor vehicle safety standards. Click Here for Emissions compliance information.