InfinitiPartsDeal.com offers the wholesale prices for genuine 2009 Infiniti M45 parts. Parts like Governor,Power Train & Planetary Gear 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.