Digitally Controlled PWM—S550 Plug and Play Gear Position Sensor for S550 Mustang Plug and play Magnum XL retrofit that requires only basic handtools to install Works on MT82-D4 equipped cars and Tremec 3160 equipped cars fitted with a factory gear position sensor Retains all stock features Billet aluminum sensor housing State-of-the-Industry Electronics Requires a transmission tune, we recommend Shoemaker Performance Digitally Controlled PWM—S650 Plug and Play Gear Position Sensor for S650 Mustang Plug and play Magnum XL retrofit that requires only basic handtools to install Works on MT82-D4 equipped cars and Tremec 3160 equipped cars fitted with a factory gear position sensor Retains all stock features Billet aluminum sensor housing State-of-the-Industry Electronics Requires a transmission tune, we recommend Shoemaker Performance