And they SUCK A$$ !!! Don't waste yer money if your lookin for a bada$$ *Harley* sound. Besides $272.95 is just for the pipes, what about the cost of having your chip remapped or having a power commander installed to account for difference in back pressure. Have a look at some of the earlier threads where we discussed this in detail, there is some good info and links there as well.
Just my .02
Just my .02