The swirl design helps promote airflow by breaking the surface tension of the incoming air. An increase of horsepower and fuel mileage can be seen with this part. Kit includes instructions, gaskets and mounting hardware.

Installation Instructions

You can download the INSTALLATION GUIDE HERE

Product Benefits

• Increased horsepower and torque: 6 hp and 11 ft/lbs tq!
• Increased fuel economy
• Made from high quality billet aluminium
• Usually available in the UK

Part : 555-3185

Fits Vehicle Models:
MK3 Focus ST (petrol only)
MK3 Focus RS