Dynojet (22-001) Power Commander V Fuel Injection Module Yamaha YZF-R6 2003-2005 Provides precise information for fine-tuning a fuel-injected motorcycle when changing an air filter, installing a new exhaust system or doing additional engine performance modifications Each unit includes a built-in microprocessor and a specific map designed to improve engine performance over stock; Dynojet continuously maps new calibrations for each bike, which are available for downloading at their website OEM-style wiring connectors with improved harness protection are supplied; no wiring modifications required