Stock Exhaust help

I have a 2002 WR 426 with a stock muffler. The guy who had it before me took out the guts to make more power. I need to find a suitable spark arrester/silencer that will conform to USFS rules without sacrificing power. Any ideas?

Pro Moto Billett.

Create an account or sign in to comment

You need to be a member in order to leave a comment

Create an account

Sign up for a new account in our community. It's easy!

Register a new account

Sign in

Already have an account? Sign in here.

Sign In Now