KYOSTAR 3" Charge Pipe Kit for BMW Gen2 B58TU 3.0T Engine Upgrade your BMW Gen2 B58TU 3.0T Twin-Turbo performance platform with the KYOSTAR 3" Charge Pipe Kit. Designed for 2021+ BMW G-Series models and Toyota Supra A90/A91 equipped with the Gen2 B58TU engine, this upgraded charge pipe system improves airflow efficiency, enhances turbo response, and provides increased durability compared with factory components. Featuring a 3-inch enlarged pipe diameter and optimized airflow