M4 exhaust adds power and a more race-inspired sound to your bike so that it performs better as well as lowering the overall weight. extra time on research and development ensures your exhaust has the ultimate in quality workmanship, ease of installation, and the best performance possible for your motorcycle. m4 exhausts are available in both standard / race and gp series mounting configurations. m4 exhausts has been a fixture in the ama pro racing paddock for years. m4 specializes in bike exhaust parts for all-brand bikes and also makes exhausts for a variety of other models you can see below. much of m4's research and development comes from their success on the race track.
increased bike power by 3-5 horsepower
racing standard motor gp exhaust sound
lower bike weight over stock exhaust
aesthetic appearance
blended colors black, blue, chrome
easy to install
what’s in the box
one m4 motorcycle exhaust