AIRTEC MOTORSPORT INDUCTION KIT FOR MK4 FOCUS ST 2.3 ECOBOOST Filter Choice:Airtec Cotton Filter only the four O-Rings needed

only the four O-Rings needed to service our reusable filter

Ideally we’d recommend replacing front and rear sets together

Whichever width you select

R (2018–on)

having experienced this issue twice ourselves

AIRTEC MOTORSPORT INDUCTION KIT FOR MK4 FOCUS ST 2.3 ECOBOOST Filter Choice:Airtec Cotton Filter only the four O-Rings neededAIRTEC Motorsport induction kit that works perfectly with the standard or modified Mk4 Focus ST 2. 3 EcoBoost. Enhanced induction sound, great looks and loud turbo noise on let off. TECHNICAL DATA AIRTEC Motorsport induction kit that works perfectly with the standard or modified Mk4 Focus ST 2. 3 EcoBoost. Enhanced induction sound, great looks and loud turbo noise on let off. Features: Removes original plastic & restrictive airbox More responsive and