Stage1+ solutions for Yamaha F50 and F60 outboard 4-stroke outboard motors with a volume of 996 cc have been tested. Now, with our firmware, the motor produces a real 67 hp without compromising the engine's service life. Also, for F80, F90 and F100 motors with a volume of 1.8 liters, a power increase of up to 112 hp is available.