Classifieds => Wanted => Topic started by: gsxrmink on February 20, 2012, 02:33:44 PM
Title: New M4 exhaust for gsxr lineup
Post by: gsxrmink on February 20, 2012, 02:33:44 PM
I have heard recently that M4 has an exhaust that is producing more horsepower and torque for the new GSXR 600s. Has anyone had any experience with the exhaust? And what is your feedback?