Small Group A style cotton air filter, to fit multiple different applications. Fits the following models: Focus Mk2 RS Stage 2 Carbon Fibre CAIS induction kit Focus Mk2 ST225 CAIS induction kit Focus Mk2 ST225 Group A induction kit Choose from AIRTEC spec cotton filter or genuine K&N replacement filter. *Please note, K&N RU-2800 will fit Focus ST225 Group A induction kit ONLY TRUMPET NOT INCLUDED AIRTEC part no: ATIKFIL2
