FordPartsGiant.com offers the wholesale prices for genuine 2020 Ford Mustang parts. Parts like Suspension Mounting - Rear are shipped directly from authorized Ford dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.2 L GAS.