Radiator Overflow Bottle – BMW X5, X6, 5, 6, 7 Series (17137647281) (Teilex)

This high-quality Teilex radiator overflow bottle is a direct replacement for OEM part number 17137647281, designed to maintain proper coolant levels and pressure in the cooling system of select BMW models. Also referred to as expansion tank, coolant reservoir, and radiator header tank.

Key Features:
- Direct replacement for OE part number 17137647281
- Brand reference: TEILEX DZHLS0805
- Maintains optimal coolant pressure and prevents overheating
- Durable aftermarket construction with OEM-style fitment

Compatible With:
- BMW X5 (E70) – All models (2006–2013)
- BMW X6 (E71, E72) – All models (2007–2014)
- BMW 7-Series (F01, F02, F03, F04) – All models (2008–2015)
- BMW 5-Series GT (F07) – All models (2009–2017)
- BMW 5-Series Saloon (F10) – All models (2009–2016)
- BMW 5-Series Touring (F11) – All models (2009–2017)
- BMW 6-Series Convertible (F12) – All models (2011–2018)
- BMW 6-Series Coupe (F13) – All models (2010–2017)
- BMW 6-Series Gran Coupe (F06) – All models (2011–2018)

Compatible Engine Codes:
- N52B30, N55B30, N63B44, N74B60, N57D30, S63B44

Year Range:
- 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018

This is an aftermarket replacement part, not a genuine BMW component.