The torque converter is what transfers energy in the engine to your gearbox. It is just a fluid coupling that works by using hydraulic pressure to multiply the torque on the motor. The torque converter is created up of three principal areas: the pump, the turbine, along with the stator. https://filter-gearbox92222.laowaiblog.com/33084953/the-2-minute-rule-for-filter-gearbox