{"product_id":"coolant-expansion-tank-18","title":"Coolant Expansion Tank","description":"The BMW Genuine Parts 17117573781 is a direct replacement coolant expansion tank, an OEM part from Behr, designed to replace aged, cracked, or deformed reservoirs in compatible BMW vehicles. This tank is essential for maintaining optimal cooling system performance and preventing overheating, leaks, and potential breakdowns, especially as it is recommended for replacement around the 100,000-mile mark.\n\nThe expansion tank is specifically designed for non-M model E46, X5 3.0 liter (E53), and first-generation X3 (E83) chassis. Fitment includes a wide range of E46 models such as the 320i, 323Ci, 323i, 325Ci, 325i, 325xi, 328Ci, 328i, 330Ci, 330i, and 330xi, covering model years from 1999-2006. It is also compatible with the 2001-2006 X5 3.0 liter (E53) and all 2004-2010 first-generation BMW X3 (E83) models, including the X3 2.5i, X3 3.0i, and X3 3.0si.\n\nPlease note that the coolant expansion tank cap and level sensor are sold separately and must be purchased in addition to this tank for complete installation and functionality. Failure to replace these components may lead to leaks or improper system operation.","brand":"BMW Genuine Parts","offers":[{"title":"Default Title","offer_id":52872367964472,"sku":"17117573781","price":163.5,"currency_code":"USD","in_stock":true}],"url":"https:\/\/store.motormia.co\/products\/coolant-expansion-tank-18","provider":"MOTORMIA","version":"1.0","type":"link"}