Default sorting Sort by popularity Sort by latest Sort by price: low to high Sort by price: high to low View: 12 24 All Quick View Sale! Quick View Investment Cast Pump ComponentsDiffuser $0.10 Original price was: $0.10.$0.09Current price is: $0.09. Investment cast diffuser in SS304 / SS316 / CF8, a pump component with full material traceability and dimensional inspection.