on ebay i happened to find a pipe made by "phoenix performance" and it seemed to be fairly cheap compared to others. but i think there may be somthing on the go cause its saying with a few other small things done with the pipe it will add 20 HP
LTR450 PHOENIX Spiral Core Full Exhaust LTR LT-R450 on eBay.ca (item 290328462185 end time 09-Jul-09 09:04:54 EDT)
what do you think?