OEM stands for Original Equipment Manufacturer, which means the parts are made by the same company that makes the vehicle. Meanwhile, aftermarket parts are produced by a different parts company and are often designed to be compatible with as many makes and/or models as possible.
Part #'s
11-65-7-593-022 / 11 65 7 593 022 / 11657593022
11-65-7-649-296 / 11 65 7 649 296 / 11657649296