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438 Posts
How hard is it to install. Is the one they sell on HL a full system or just a slip on?
Welcome to the board . Yes you will notice a big difference with the HMFI just ordered my HMF. Just wondering if you guys noticed any power gains.
Very noticable gains, Make sure you get a jet kit and filter to make the most of it.I just ordered my HMF. Just wondering if you guys noticed any power gains.
It is so obnoxiously loud. I love it. The neighbors hate me now.