This product is an OEM alternator generator for a 2014-2020 BMW i8 I12 with a 1.5L engine. It has 40,000 miles on it and is made by BMW in Japan. The part number is 7649390 and it is designed for vehicles with mileage between 25,000-49,999 miles.  This alternator generator is a genuine part that is essential for maintaining the electrical system of the BMW i8 I12.