KYOSTAR 3.5 Inch Cold Air Intake System Kit for BMW N20/N26 2.0T Upgrade your BMW N20/N26 2.0T Inline-4 Turbo engine with the KYOSTAR 3.5 Inch Cold Air Intake System Kit. Designed for selected BMW F-Series models including 220i, 228i, 320i, 328i, 420i, and 428i applications, this intake system helps improve airflow efficiency, enhance turbo induction sound, and provide a cleaner performance-focused engine bay appearance. The oversized 3.5 inch intake design helps reduce