so the only things against a tuned pipeare the size and location of the pipe cost and availability.
now I'm wondering why they are not more popular 1000 rpm's and power increase right through the rpm range
is pretty good for a bolt on mod or ,is there a bigger problem that i'm not seeing here .I know there is lots of stuff on this forum about it did a search on it lots of talk about it . and some experience.will someone try it? ,just have to wait and see.stay tuned! ha, ha,