This Washer Pump is a high-quality component designed to ensure your windscreen is clean and clear. It is suitable for a range of BMW models, including the 523 E39, 528 E39, and 740 E38. The pump operates on a 12V system and features a mono pump type with two connectors. It is a crucial part for maintaining visibility while driving in various conditions. Please ensure compatibility with your vehicle using the make and model tool or by contacting customer support before purchasing. Installation should be performed by a competent individual. This product is sold individually and typically does not include fitting instructions.