Sparks exhaust

[yamaha7]

Is a Sparks exhaust the best for a 06 honda 450r ?

[eastside 400]

theres a bunch of opinons, each exhaust has good and bad points, there is no 1 best exhaust, each make power in different ranges, the sparks is a really good exhaust though

[BlaineKaiser450]

Sparks, Dasa, Rage, Rossier. Can't go wrong with any of those. They've all been proven.