KYOSTAR Silicone Cold Air Intake System for BMW F80 M3 F82 F83 M4 S55 3.0T Engine The KYOSTAR Silicone Cold Air Intake System is engineered for BMW vehicles equipped with the S55 3.0T twin-turbocharged engine, including F80 M3, F82/F83 M4, and F87 M2 Competition applications. Designed as a performance intake upgrade, this system improves airflow efficiency by reducing factory intake restrictions and providing a smoother intake path for enhanced turbocharged engine response.