Dynojet Exhaust Servo Removal Module Yamaha R6 / R1 / FZ1 / VMax / Wr250 Features Keeps the FI light from coming on unless there is a real problem with the bike's systems Decreases the weight of the bike and adds space for additional components Eliminates the need for a heavy, bulky, exhaust servo motor and cable assembly when installing full exhaust systems on late Yamaha models