Nungers
.060 Over
Anybody out there removed the cat box. Wondering what sort of increase in sound sound. Does the bike need a tune etc etc.
I removed the cat and installed a crossover on my 2011 R111, and this gave the bike a slightly louder rumble, so might try it with the R3
I removed the cat and installed a crossover on my 2011 R111, and this gave the bike a slightly louder rumble, so might try it with the R3