Quote:
Originally Posted by rollinstone157
Just out of curiosity, why do you say so? I'm considering the Euro AirBox for my NA engine, and I would jump to replace the BMW paper cone filter with the K&N cone filter. What's your beef with them? I don't mean that in an insulting way, I just want to understand why you don't like them.
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No reason to let more dirt in engine for a different sound. Hp gains are negligible