The K&N 57i induction kit for Toyota Corolla T-Sport 1.8L (2001–2008) provides a vehicle-specific oversized washable filter and adapters to free airflow from factory box constraints, improving flow throughout the RPM range. The larger element extends service intervals and is backed by K&N's No-Hassle Lifetime Limited Warranty; check CARB or state rules since some intakes are restricted for emissions compliance.
K&N Performance Intake Kit TOYOTA COROLLA T-SPORT, 1.8L, 16V, L4, 189BHP