1、Fitment: This auxiliary water pump is perfect replacement for 5 series E39 1995‑2004; Replacement for 5 series E60, E61 2003‑2010; Replacement for 6 series E63, E64 2003‑2010; Replacement for 7 series E38 1994‑2001; Replacement for 7 series E65, E66 2001‑2009; Replacement for X5 E53 Bj. 2000‑2007. 2、OEM: The OEMs of this water pump are 64110304850, 64116903350, 64116904496, 64116904541, 64116906375, 64116907811, 64116910755, 64116913489, 64116922699, 64116950240, 64116955122, 64116988960, 64118381989 and 64216917700 for reference, please check the part number of your item before purchasing. 3、Longer Working Lifespan: The housing of our pump is made from reinforced material with high temperature resistance and better durability, which can stably used for a lasting time. 4、Excellent Operation: The engine water pump has gone through rigorously testing and it can effectively restore the cooling and heating systems to proper performance. 5、OEM Standard: This additional water pump is manufactured to meet OE specification to provide original factory appearance and precise match, which can directly replace your defective pump.