[seatard]

Just picked up a new ktm exc-r w/seventeens, the stock exhaust seems a little tame. any suggestions?

 

[Bucky007]

You really are lucky to get .4HP more out of a new pipe. Dirt Bike Mag has done tests on almost all the pipes in the past, most of them just make the bike louder. Two were a tiny bit better, not even one horse, and they cost a fortune! Have your engine modified.