Replacement Air Filter for Focus Mk2 - ST225 CAIS and ST225 Group A Audi A3 without sacrificing ride quality

without sacrificing ride quality

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Replacement Air Filter for Focus Mk2 - ST225 CAIS and ST225 Group A Audi A3 without sacrificing ride qualitySmall 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