AS Performance Stage 2 Induction Kit Focus MK3 ST Pre-Facelift Sock:Sock Required (add £30) This will result in some

This will result in some increase in noise and vibration in the cabin

but also require an official road approval to use their car every day

A direct replacement for the standard Renault open differential

Twice the internal cooling capacity over the OEM intercooler

AS Performance Stage 2 Induction Kit Focus MK3 ST Pre-Facelift Sock:Sock Required (add £30) This will result in someThe 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 and only 295. 00 Features. Removes ugly original plastic & restrictive airbox Adds power and torque, more responsive and exciting driving experience Enhanced induction sound and turbo recirculation noise