【Vehicle Fitment 1】: Thermostat housing Assembly fits for BMW 545i / 645Ci 2004-2005, 550i 2006-2016, 550i GT 2010-2015, 550i GT xDrive 2010-2017, 550i xDrive 2011-2016, 650i 2006-2018, 650i Gran Coupe 2013-2019, 650i xDrive Gran Coupe 2013-2019, 650i xDrive / M6 2012-2018.
【Vehicle Fitment 2】: Engine thermostat housing Assembly fits for BMW 745i / 745Li 2002-2005, 750i / 750Li 2006-2015, 760i 2004-2006, 760Li 2003-2015,750i xDrive / 750Li xDrive 2010-2015, Alpina B6 Gran Coupe 2016, Alpina B6 xDrive Gran, Coupe 2015-2019, Alpina B7 2007-2008, Alpina B7 xDrive / Alpina B7L xDrive 2011-2015.
【Vehicle Fitment 3】: Coolant thermostat housing fits for BMW M2 2019-2021, M3 2015-2018, M4 2015-2020, M5 2012-2021, M6 Gran Coupe 2014-2019, M760i xDrive / M760Li xDrive 2017-2021, M8 / M8 Gran Coupe 2020, X3 / X4 2020-2021, X5 2004-2021, X6 2008-2021. Part Number: 902-817, 11537586885, 11537502779, 902817. Please verify fitment, OE number, and product images before ordering.
【Precision Temperature Control】: HHCSOP's thermostat housing keeps your engine at the ideal temperature — not too hot, not too cold. In Bypass Mode (cold start), coolant stays inside faster warm-up for less wear. In Full Flow Mode (hot engine), coolant flows to the radiator — prevents overheating.
【Durable Construction】: Upgraded precision-machined engine aluminum thermostat housing — heat-resistant, corrosion-resistant, stronger than plastic, and designed for efficient heat dissipation.Leak-proof sealing surface keeps coolant where it belongs. Built to last. Prevents engine damage and costly repairs.
【Complete Kit】: Aluminum thermostat housing assembly includes the 1x thermostat Housing, 1x pre-installed thermostat,1x rubber gasket. No extra trips to the parts store.
【1-Year Warranty】: Backed by our quality promise. If you have any issues with our aluminum thermostat housing assembly fitment or performance, contact us via Amazon — we'll make it right. Professional installation recommended.