KYOSTAR Cold Air Intake System for BMW N63 4.4TT V8 Engine The KYOSTAR Cold Air Intake System is designed for BMW models equipped with the N63 4.4TT V8 twin-turbo engine, including F10 550i, F06/F12/F13 650i, and F01/F02 750i applications. This intake system improves airflow efficiency by reducing factory intake restrictions and providing a smoother intake path for turbocharged performance. Featuring a performance intake tube design and high-flow air filters, this system