ToyotaPartsDeal.com offers the wholesale prices for genuine 2015 Toyota Avalon parts. Parts like Fuel Injection System are shipped directly from authorized Toyota dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.5L, 6 Cyl 3.5L. Trim: Limited, XLE, XLE Premium, XLE Touring Or Touring.