The Genuine BMW Bulb Socket (P21W) - 63218355883 is a replacement part for BMW vehicles. It is designed to hold and connect the P21W bulb, which is commonly used for brake lights, turn signals, and reverse lights. This bulb socket is made from high-quality materials and is an exact fit for BMW models. It is a genuine OEM part and is manufactured to the same specifications as the original socket. This product does not contain any newline characters and can be used as input for other API calls.