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  1. Engine
    I wanna see some dyno comparisons ca some pipes, the monster shorty pipe is supposed to make the most hp out of an inframe pipe. But the sparks reversible megaphone(inframe drag pipe) and the Ron woods in inframe drag pipe, look and seem like they do better, I currently have the sparks...
  2. Engine
    Hey I'm new here but I was wondering if my HMF ironman (slip on) will work with a hrc header pipe? I have been reading that some have had their HMFs work and others say it wont work. So I was wondering if anyone could help me out and help me make a decision. Thanks in advance for your help!
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