There is a lot of negative stuff you hear about the instaboost kit. I don't own one, but I ride with one a lot. Have watched him put a lot of miles on it (would say around 2000) day in and day out. Running 10lbs and its never missed a beat. I keep saying its going to blow up but it hasn't...
I hadn't had much time around there instaboost kit until this last year. I was a little skeptical from what I had been hearing. Those guys there have always treated me well and have one of there 1200 kits and it still runs great( probably 7-8 years old). My buddy ended up buying entire sled...