GMPartsGiant.com offers the wholesale prices for genuine 2008 Chevrolet Cobalt parts. Parts like Communication System "Onstar" are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.0L, 4 Cyl 2.2L, 4 Cyl 2.4L. Model Code: 2 DOOR, 4 DOOR, LEVEL 4 PERFORMANCE/SC (SS) 2 DOOR, LEVEL ONE (LS) 2 DOOR, LEVEL ONE (LS) 4 DOOR, LEVEL THREE (SS) 2 DOOR, LEVEL THREE (SS) 4 DOOR, LEVEL TWO (LT) 2 DOOR, LEVEL TWO (LT) 4 DOOR.