rev box

[SAML]

hey i was wondering i just bought a 03 raptor about 4 weeks ago and i love it and a few of my buddys have been telling me to put a differnet rev box on it so my questin is what does a rev box do and what is the best one for the money to get thanks SAML

[Colby@C&DRacing]

An after market rev box will advance the time aome and increase the rev limiter 1000rpm over stock. For the money our best rev box is the magnum $119