yamaha- YZF R3/mt03-15/16-silencieux Yoshimura R11 Metal magic-76021323 : Amazon.co.uk: Automotive
This is an awesome pair of matched Yamaha separates. It's a Yamaha C-60 Pre-Amp mated with a Yamaha M-60 MONSTER stereo amplifier putting out 160 watts of pure clean Yamaha "Natural Sounding"
Yoshimura GSX-S750 / Z / GSR750 2015-16 R-11 SO Ti-CF Single Exit – Yoshimura R&D of America, Inc