It's not often that you get honest, empirical data about aftermarket exhausts. Well, if you're in the market for a pipe for your Yamaha YZF-R3, you're in luck, because Ari Henning has put Yoshimura's new R77 race exhaust through the ringer. Watch the video to learn about what this pipe has to offer in terms of weight savings, power gains, and sound. Ari even tests the pipe with the quiet insert installed. You'll be surprised by the results!