Description:

*If this happens to Fuel Pump. It needs to be replaced. The gasket at the junction of the gasoline pump and the axle box is too thick. The diaphragm of the pump is broken or the seal between the pump diaphragm and the upper casing of the oil pump is not tight. The inlet and outlet valves are stuck or sealed poorly. The severe wear of the rocker arm reduces the pump membrane stroke. The pipeline from the gasoline tank to the gasoline pump is not smooth, or the pump diaphragm springs over.. *FIT THE FOLLOWING VEHICLE - Fuel Pump fit for 2012-2014 Subaru Impreza WRX. *REPLACE PART # - Replace For Subaru Impreza WRX 42021AG010 42021-AG010 101961-8540.