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If I were to build it, dyno it and leave it alone, nothing but a TTS, but since I can't leave my bike alone, I chose the Revolution Performance EMS and couldn't be happier
Powervision, easy to use auto tune program, got the bike running better than the local dealer could. Happy I dont need a lap top, also you can moniter the engine in real time as you ride. You also keep the reliable factory ecm. As good as the thundermax sounds I dont trust its long term reliability. The powervision can store six tunes and it takes about two minuts to reflash.
Thundermax here also - had the pcIII but the autotune makes the bike run so much better. Some one should start a poll on how many times the thundermax was mentioned over the other brands
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