The Genuine BMW Heated Outside Mirror Memory Bus Left (325Ci 330Ci) - 51167153133 is a high-quality replacement part for BMW 325Ci and 330Ci models. This product is designed to be a direct fit for the left side exterior mirror of these specific BMW models. It features a built-in heating element that helps to prevent fog and ice buildup on the mirror surface, improving visibility in cold weather conditions. Additionally, this mirror has a memory function that allows it to store and recall the preferred position of the mirror for different drivers. This product is made from durable materials and is an authentic BMW part, ensuring the highest level of quality and reliability.