Yamaha's performance exhaust????
 

My YFZ450 will be here in less than 3weeks.I want to take it to our local drag cicuit and see how it dose in 300 feet vs. the field.Is the Yamaha GYT-R system as good as the rest of the aftermarket products? Or should I waite for the better exhaust systems to come out???[img]i/expressions/face-icon-small-confused.gif[/img]