I always chuckle when I see these. It's a cherry bomb/glasspack from your local auto parts or super store with two ends and a tab welded on. Not only will your bike not run better, everyone will make fun of you. :lol: 
Yes they do buy them, and if by some miracle the jetting is right they still sound, look and run like crap. I can't recall how long these have been on ebay, but I first saw one 2-3 years ago at a race and it was unimpressive to say the least.Desert Racer said:Hey people buy them. I have seen alot of street bikes with them and a few quads that had them.
When I was at a local shop a group of guys were riding with them. They got looks like you wouldn't believe and they were braggin' it gave 30+ hp. We all turned and laughed.Maddog56 said:Yes they do buy them, and if by some miracle the jetting is right they still sound, look and run like crap. I can't recall how long these have been on ebay, but I first saw one 2-3 years ago at a race and it was unimpressive to say the least.Desert Racer said:Hey people buy them. I have seen alot of street bikes with them and a few quads that had them.