Procom Performance Programmable CDI Unit for Yamaha

Eliminates stock RPM cut off. Improves top end without sacrificing stock low end power while offering better mid-range and throttle response.

FEATURES

• Easy to install, just remove your existing CDI and plug in the new one
• The CDI box will increase by a safe 500-1000 RPMs to offer you more power without sacrificing reliability
• Will increase horsepower
• No returns on electrical parts - sold as is
• Each unit is tested by the manufacturer