AIRTEC Stage 2 Induction Kit for Focus MK3 ST Facelift/Pre-Facelift
Stage 2 induction kit for the Focus ST 250.
The new design Stage 2 induction kit that works perfectly with the standard Focus ST 250.
Expect to see gains of 5-10bhp compared to the original Airbox.
Enhanced induction sound, great looks and loud recirculation dumpvalve noise on let off.