InfinitiPartsDeal.com offers the wholesale prices for genuine 2015 Infiniti Q50 parts. Parts like Trunk Lid & Fitting are shipped directly from authorized Infiniti dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.0L Turbo, 6 Cyl 3.0L, 6 Cyl 3.5L, 6 Cyl 3.7L. Grade/Trim: Base, Luxury, Luxury Upper, Premium, Sports, Sports Performance, Sports Upper, Upper.