GMPartsGiant.com offers the wholesale prices for genuine 2018 Chevrolet Equinox AWD parts. Parts like Relays/Rear Compartment 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, 4 Cyl 2.0L. Model Code: 4 DOOR BASE (GMNA), 4 DOOR LT (GMNA), 4 DOOR LTZ (GMNA).