Ha! you'll love that pipe,Don't know about the s9 but the arreche was not a straight bolt on with the people 50 the cable to the carb had to be moded.Got a couple hundred miles on my kit and going pretty good,took a bit to get dialed,running the #20 pilot-The narrower needle top clip and the #120 main,should be be in the 65+ mph club!The only thing about the airsol I didn't like was the one ring,the add i bought from showed 2.Running the white spring and fly's,race clutch and bell on order.