This muffler is legal even in Manila
Make your own YZF-R1M muffler muffler with these step by step instructions from Yamaha.
Make your own Yamaha R1M face mask
You can make your own YZF-R1M face mask with downloadable instructions from Yamaha.
2020 Yamaha YZF-R1 and R1M revealed
Yamaha gives us new details on the upcoming 2020 YZF-R1 and R1M.