Site upgrade in progress... Core site functions are working, but some non-critical features/functions will be temporarily unavailable while we work to restore them over the next couple of weeks.

Please post any bugs you encounter, but before you do, check to see if it's already listed.

Thanks for your patience while we work to improve the community.

Sign in to follow this  
Followers 0

'03 wr450 fmf 4.1 question?

1 post in this topic

i've done some reading and some searching and from what i read the fmf 4.1 pipe with the quiet insert is the pipe to get over the Q4. my question is, why is this and how loud is the 4.1 or powercore with the quiet core insert as apposed to say a stock pipe with a PMB insert?


Share this post

Link to post
Share on other sites

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
Sign in to follow this  
Followers 0