ToyotaPartsDeal.com offers the wholesale prices for genuine 2015 Toyota Tundra parts. Parts like Floor Insulator are shipped directly from authorized Toyota dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 4.0L, 8 Cyl 4.6L, 8 Cyl 5.7L. Trim: Limited, Platinum, SR5.