I. Compatibility 2014-2017 Mazda 6 II. Specification Function: Stabilize and regulate the current and voltage in the circuit Condition: 100% new, high quality. Direct substitution Built to strict quality control standards III. Shipping 1. We have the two warehouse in USA, one is in CA, and the other one is in GA. We will according customer's address to select the nearest warehouse for delivery, Provided that the warehouse is in stock. 2. Almost 99% of orders shipped in 24 hours after payment. Ⅳ. About US .