I have a 2015 FZ-09 and just now noticed it backfires after letting off the throttle and higher RPM's shoots a flame out the muffler. I have an S&C project full pipe. any ideas or is this normal for it to do that. Thanks
To answer your question, this is pretty normal for a bike that has the factory Air Injection System valves working correctly.I have an S&C project full pipe. any ideas or is this normal for it to do that. Thanks