not sure about performance, but i have seen/heard them and they look great, but the sound was a bit high and harsh for my taste. not as deep as the tbike's but the look and quality were top notch.
Frank
(Former)05 BA tbike pipes, ai removed, Freak, mikuni hsr 42's, 904, ported/polished head, 1mm oversized valves
NOW-2010 silver and black tbird
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