GMPartsGiant.com offers the wholesale prices for genuine 2020 Chevrolet Tahoe 2WD parts. Parts like Radiator Assembly are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 8 Cyl 5.3L, 8 Cyl 6.2L. Model Code: 1500 4 DOOR UTILITY.