Wiseco Focus RS/ST Forged Piston Kit Transmission This is how the ST

This is how the ST should of left the factory

The Airtec stage 2 had already proved itself in the Focus RS tuning scene as the must have mod for 400+ cars

The De cat has Huge Increase in bore to 76mm

this way you don't have to pay a surchage but it will take longer to complete

An upper grille from Zunsport fitted to your Ford Focus ST will bring not only an enhanced appearance but also protection from ingress of road detritus which can cause damage to heat exchangers

Wiseco Focus RS/ST Forged Piston Kit Transmission This is how the STWiseco 83mm Piston Set for Ford Focus ST225 RS and Volvo S60R. Complete set of 5 pistons, includes all required pins, clips, etc. Compression Ratio: 9. 0: 1