The aFe MagnumFLOW OE replacement air filter for BMW 135i/335i (2011–2013) and X1 35ix (2011–2015) uses Pro DRY S media with three layers of progressive synthetic material. It is washable and reusable, housed in a 100% polyurethane boxed frame with a progressive bump seal for a secure fit. The filter aims to outflow stock paper elements and offers longer service intervals between cleanings.
aFe MagnumFLOW Air Filters OER PDS A/F PDS BMW 135i/335i 11-12 L6-3.0L/X1 35ix 11-15 (t) (N55)