<div data-store-description="v1"> <p>Overflow Tank with Sensor for BMW E46/X5 E53 Coolant 1998-2006. Supplied product details follow.</p> <h3>Specifications and fitment</h3> </div> <p>Includes: - Coolant Reservoir Overflow Tank w/ Sensor</p> <p>Fits Models: - BMW 3 Series (E46) - BMW X5 (E53)</p> <p>Model Years: - 1998–2006</p> <p>Submodels: - 3 Series: 325i, 330i, M3, 318i, 320i - X5: 3.0i, 4.4i, 4.8is</p> <p>Engine Options: - 2.5L I6 (M54B25), 3.0L I6 (M54B30), 4.4L V8 (M62B44), 4.8L V8 (N62B48)</p> <p>Description: This coolant reservoir overflow tank with sensor is designed for BMW E46 3 Series and E53 X5 models from 1998 to 2006. It ensures proper coolant management and prevents overflow, maintaining optimal engine temperature. The integrated sensor provides accurate readings to the vehicle's dashboard, enhancing reliability.</p> <p>Features: - Direct fit for E46 and E53 models - Includes built-in sensor for coolant level monitoring - Durable construction for long-lasting performance - Easy installation with no modifications required - Helps prevent engine overheating</p> <p>Part Number: 17117573780</p>