This kit includes four 33mm swirl flap blanks designed for a precise repair or deletion of swirl flaps in BMW engines, compatible with models such as E87, E46, E90/91/92, E39, E60/61, E38, E65, E83, E53, E70, M47, and M57. By replacing or blocking the swirl flaps, it prevents common issues like intake manifold clogging and potential damage, ensuring improved airflow and engine reliability. Crafted for a direct fit, this solution helps maintain optimal engine performance and longevity without compromising drivability.
