Not sure which 2012 BMW 3-Series Air Filters are right for you? We have over 14810 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Here's what some of our customers have said:
"YOU CAN ACTUALLY HEAR THE DIFFERNCE BETWEEN THE STOCK FILTER AND THE K & N FILTER!!!! OUTSTANDINGLY PLEASED WITH THE PRODUCT,
BRYAN A. DAVIS" —Bryan D from Sedona , AZ bought a K&N Air Filters for a 2012 BMW 3-Series, 335i, 3.0L 6-cyl. engine.