Quote:
Originally Posted by Ishan99
Hey guys! I just ordered a K&N air filter for my 320i. I wanted to know if this is a downgrade from the OEM paper filter. Will the new filter damage my engine? Will it worsen my performance? Will it worsen my MPG?
Thank You!
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I have one...works great. I clean it once a year. Just don't over oil it when you clean it and you'll be fine.