exhaust

[shivvels]

what do you think the best exhaust for the 400 is?

[Ridered416ex]

i love my curtis sparks X-6 but its very loud.
if you serach you will find many post with the same quesiton.

[Hondarider440ex]

I have a curtis sparks x-6 and i noticed alot more bottom and mid range than stock i could tell their was a big difference.