Description
Map Switching Performance CDI for the Yamaha Raptor 90 (09-12) offers a rev limit increase of 500RPM over the stock rev limit.
The user simply turns the dial on the outside of the CDI box to the desired position to select which configuration the CDI box will operate with.
The combination of timing advance and rev limit increase yields a noticeable increase to horsepower and torque over the stock CDI.
