aFe Magnum FLOW Pro DRY S 4.5" ID x (9"x7.5") Base x (6.75"x5.5") Top x 9" Height Air Filter - Universal BMW-M235i-2017 It is not a rebuilt

It is not a rebuilt and rebranded OEM tensioner like those sold by other companies

Tein 00+ S2000 H

Advanced offset fin design

It was designed to compliment the changes made with the 2017 model year

aFe Magnum FLOW Pro DRY S 4.5" ID x (9"x7.5") Base x (6.75"x5.5") Top x 9" Height Air Filter - Universal BMW-M235i-2017 It is not a rebuiltWith three layers of progressively finer mesh synthetic media between 100% polyurethane top and base, this high flow, "oil free" conical performance filter provides maximum convenience and easy maintenance with excellent airflow. Washable and reusable for multiple cleanings, the tall open evenly spaced pleats provide excellent dust holding capacity for longer service cycle between cleanings. Pliable polyurethane flange with integrated bumps ensures