I fried my ECU while using a car to jump my battery after my rectifier went bad facepalm. Just replaced the ECU and the bike starts but now what seems like randomly, the bikes idle slows significantly, and the exhaust note is much deeper. When this happens I also have only about 80% of power...

I just bought a 2008 Gsxr 600 and when I test drove it, it ran like a champ. But after I got it home and did some cruising around the city I slowly started to realize that between 4-6k rpms constant speed (no matter what gear -but mainly 3rd, 4th, 5th, and 6th) that my rpms would do it to 0 and...