GMPartsGiant.com offers the wholesale prices for genuine 2021 Chevrolet Equinox AWD parts. Parts like Air Intake System are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 1.5L. Model Code: 4 DOOR BASE , 4 DOOR LT , 4 DOOR LTZ .