exhausts

[yfzman]

What is the best all around pipe for the yfz?
I ride at a sand pit , woods , track , and anywhere I can..

[Quad18star]

Is noise an issue ??

I have the Sparks system ... but haven't had the chance to test it out yet .It has a deep grunt to it .

I've also heard a lot of guys talking good things about ESR systems and HMF .

[mountaineer]

Sparks