PERON have developed the ultimate Ford Fiesta ST cold air intake system producing dyno-proven horsepower and torque gains. We used a combination of our forced induction experience, computer aided flow simulation and flow bench testing to produce a simple plug and play upgrade solution.

Design Features

• Proprietary CFD optimised cast aluminium MAF housing
• CNC machined MAF mounting face which integrates the factory sensor lugs
• Bespoke flow bench developed foam filter element with reinforced internal cage for durability
• High-quality powder coat finish

Exclusive Benefits

• Increases horsepower and torque
• Eliminates unsightly engine bay clutter
• Increased intake noise and diverter valve discharge sound
• Proven to work with PERON STG1 – STG4 upgrade kits