InfinitiPartsDeal.com offers the wholesale prices for genuine 2010 Infiniti M45 parts. Parts like Propeller Shaft are shipped directly from authorized Infiniti dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 3.5L, 8 Cyl 4.5L. Grade/Trim: Advanced Technology, Base, Luxury, Premium, Sport, Sport Advanced Technology, Sportec, Technology.