Quote:
Originally Posted by jb-slow
They're really just noise makers, I've finally given up on them, every intake I've tried has caused maf codes, just throw a filter in the stock box and run it.
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Maybe BMW's intake is good enough until over 450+ horsepower?
I wonder if BMW performance actually makes an intake. I thought a forum member mentioned it on another forum and that it made a noticeable difference. But, I haven't been able to find it online.
Thanks