trent in UT
does the trick
gets the job done, bike sounds better
Jeffrey in MD
I Love this tool! not only is it Great on Exhaust Springs but Great for Brake springs as well.
Garrett in PA
Brought my bike back to 94 db and also gave it a more throaty sound too!!
Roger in IN
This took approximately 15 minutes to install. Easy to use. Noticed improvements right at start up
MARK in CO
Not much to say, needed to repack the muffler and this worked very well...FMF Rocks!