Up To A 4 Horsepower Gain!
Black Box Performance
Ignition CDI Rev Box
Yamaha YZ250
(Fits: 2002 2003 2004 2005)
This redesigned CDI Box/Rev. Kit increases 1,000 RPM over the stock. In addition, our best re-mapped built-in timing curve can add huge horsepower to your machine.
Features:
Improved Timing Curves
Higher Rev Limit (Increases Top Speed)
Overrides for full performance at all times
Increased Spark Energy
Improved Throttle Response
Easier Starting
Plug-In Module Replacement (Easy Mounting)
30 Day Warranty
Authorized Dealer
