Rein BMW Thermostats for BMW X Series E71 (2008-2014)

Clear BMW chassis

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BMW thermostats are known to fail, but luckily they typically fail wide open - meaning that your car can still cool. We offer thermostats from various OE suppliers we trust along with upgraded motorsport specific thermostats where applicable to make sure your BMW stays cool on track.
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Rein Thermostat - E70, E71
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Rein - Corporate Logo
T#:403980
Part#: 11537550172
Ships in 1 Business Day
Sale - Save 5% $ 67.99

This product was last offered at the strikethrough price on
06-29-2026

$ 64.59 USD
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Sale - Save 5%
$ 67.99

This product was last offered at the strikethrough price on
06-29-2026

$ 64.59 USD
Free Shipping on orders $49 and up
Replaces failed thermostat or as preventative maintenance for your cooling system
Rein Water Hose - Water Hose To Thermostat Inlet
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Rein - Corporate Logo
T#:17738370
Part#: 11537589949
Ships in 3 Business Days
Sale - Save 5% $ 45.99

This product was last offered at the strikethrough price on
06-29-2026

$ 43.69 USD
Free Shipping on orders $49 and up
Sale - Save 5%
$ 45.99

This product was last offered at the strikethrough price on
06-29-2026

$ 43.69 USD
Free Shipping on orders $49 and up
Prevents leaks and comebacks from reusing old quick connects and o-rings.