Should you listen to any noises, carry the car and Test if other things could be resulting in the noises right before replacing the torque converter. The stator sends the fluid coming back from the turbine on the pump. This enhances the efficiency from the torque converter. Note the spline, https://torqueconverterclutch86283.theisblog.com/34467705/torque-converter-clutch-can-be-fun-for-anyone