GMPartsGiant.com offers the wholesale prices for genuine 2019 Chevrolet Tahoe 4WD parts. Parts like Transmission Vent Hose 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.