im after a dynojet kit for my raptor.. people keep saying about the larger pilot jets? do you have to buy them from a yamaha dealer or? i have the DG extreeme complete exauhst and a pro flo foam filter with airbox and lid.. id like to get this beast running better.. any help.. also recomendations on pilot jet size?

 

rockymountainatv.com

albaaction.com

Both carry complete jet kits.