You are currently viewing our boards as a guest which gives you limited access to view most discussions and access our other features. By joining our free community you will have access to post topics, communicate privately with other members (PM), respond to polls, upload content and access many other special features. Registration is fast, simple and absolutely free so please, join our community today!
I had one on my M3 for 2 weeks. Throttle response was ridiculously bad,and the car felt slower. It didn't even make a nice sound difference. Sorry for being a buzz kill, but the K&N intake for our car is a cheap piece of shit! Free bump, lol !