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BMW Thermostats

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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Genuine BMW - Corporate Logo
T#:360689
Part#: 11537509227
In Stock
Sale - Save 8% $ 169.69

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 156.96 USD
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Sale - Save 8%
$ 169.69

This product was last offered at the strikethrough price on
08-26-2026

$ 156.96 USD
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Genuine BMW - Corporate Logo
T#:617366
Part#: 11538642559
Ships in 2 Business Days
Sale - Save 10% $ 449.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 402.99 USD
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Sale - Save 10%
$ 449.99

This product was last offered at the strikethrough price on
08-19-2026

$ 402.99 USD
Free Shipping on orders $49 and up
Genuine BMW electronic thermostat that is controlled by the car's computer for optimal control over the engine and coolant's temperature.
Genuine BMW - Corporate Logo
T#:360671
Part#: 11531437526
In Stock
Sale - Save 8% $ 193.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 177.99 USD
Limited Qty Sale
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Sale - Save 8%
$ 193.99

This product was last offered at the strikethrough price on
08-10-2026

$ 177.99 USD
Limited Qty Sale
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Don't take chances! Proper maintenance is required to keep your BMW performing at peak levels. The thermostat basically controls when your car will overheat. The sensor on the housing is also used by the engine computer to set the fuel mapping on the engine. A faulty sensor or thermostat will lead to the engine running rich (too much fuel).

This item fits the following BMWs: 
up to 09/1999  E38 BMW  740i 740il
up to 09/1999  E39 BMW  540i

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Genuine BMW - Corporate Logo
T#:632456
Part#: 11538685978
In Stock
Sale - Save 8% $ 194.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 180.09 USD
Free Shipping
Sale - Save 8%
$ 194.99

This product was last offered at the strikethrough price on
08-26-2026

$ 180.09 USD
Free Shipping
Engine running a little hot or is the temp gauge not telling you anything? The thermostat might be the likely problem. Many cooling issues start with the thermostat. This is electronically controlled by the engine computer based on the cooling demands from the engine. And cooling components are working harder than ever. Engine performance is also dependent on temperature - as temperatures rise and pass a certain threshold the engine computer will begin reducing power. Stay on top of your cooling maintenance by replacing critical components preventatively.
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