Nizpro ECU FLash - Offshore F200 Mech 2.8L L4 231 FSR

The Nizpro Marine 231 FSR Performance Repower is a cost effective and simple way of turning your F200 Mech Offshore engine into a 231hp rocket: improving hole shot, mid-range acceleration and speed. It's so good you'll think you have a new engine on your transom! And to top it all off, using the Certified Marine Drive Cycle Test, the Nizpro Marine 231 FSR Performance Repower uses an average of up to 16% less fuel than stock Yamaha F200 OFFSHORE engines in the same conditions. It optimizes your engine’s performance while reducing fuel consumption and still maintaining the legendary Yamaha reliability. Nizpro Tunes are Dyno developed for optimum performance and efficiency through much testing with very sophisticated equipment so that you are getting the most reliable and efficient re-powering available for your Yamaha outboard. Not worried about the cost of fuel? Then enjoy the extended range with the extra fuel still in the tank!