GMPartsGiant.com offers the wholesale prices for genuine 2008 Buick LaCrosse parts. Parts like Wiring Harness/Body are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 3.6L, 6 Cyl 3.8L, 8 Cyl 5.3L. Model Code: CX (US)/ALLURE CX (CAN), CX 4 DOOR, CXL 4 DOOR, CXL(US)/ALLURE CXL(CAN), CXS 4 DOOR, CXS(US)/Allure CXS(CAN), SUPER SERIES 4 DOOR.