FAST EZ-EFI marine base kit fuel injection systems upgrade the rough idle and poor cold starting often associated with engines running a carburetor, while improving overall performance and drivability. Simply hook them up, answer the basic Wizard setup questions on the included hand-held display, and the systems truly tune themselves--no experience or laptop is needed. These complete kits include a blue ECU specific to the application, a hand-held color touchscreen, specialized O2 sensor bung, and a die-cast 4150-style, 4-injector throttle body that supports up to 650 hp. They easily bolt on to engines using a 4150-style carburetor, while allowing users to keep running their current ignition system. FAST EZ-EFI systems feature the best performing, most reliable, and most advanced tuning on the market.
FAST EZ-EFI marine base kit fuel injection systems upgrade the rough idle and poor cold starting often associated with engines running a carburetor, while improving overall performance and drivability. Simply hook them up, answer the basic Wizard setup questions on the included hand-held display, and the systems truly tune themselves--no experience or laptop is needed. These complete kits include a blue ECU specific to the application, a hand-held color touchscreen, specialized O2 sensor bung, and a die-cast 4150-style, 4-injector throttle body that supports up to 650 hp. They easily bolt on to engines using a 4150-style carburetor, while allowing users to keep running their current ignition system. FAST EZ-EFI systems feature the best performing, most reliable, and most advanced tuning on the market.