Bremmen Parts BMW Thermostats for BMW G01 X3 xDrive30i B46 2.0L

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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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Thermostat - B48
Thermostat - B48
10X Entries Into Our F80 M3 Sweepstakes
For vehicles with the Gen1 B48/B46 only - not compatible with the later Gen2 B48 (TU) engines
Bremmen Parts - Corporate Logo
T#:23648673
Part#: 11537644811
In Stock
Sale - Save 15% $ 223.99

This product was last offered at the strikethrough price on
05-03-2026

$ 190.39 USD
Free Shipping on orders $49 and up
Add to Wish List
Sale - Save 15%
$ 223.99

This product was last offered at the strikethrough price on
05-03-2026

$ 190.39 USD
Free Shipping on orders $49 and up
Add to Wish List
Coolant Thermostat Assembly
Coolant Thermostat Assembly
For models with the B48D, B46D, or B46X engines only - Not for the earlier Gen1 or late...
10X Entries Into Our F80 M3 Sweepstakes
Bremmen Parts - Corporate Logo
T#:50311454
Part#: 11538642560
In Stock
Sale - Save 15% $ 364.99

This product was last offered at the strikethrough price on
09-16-2026

$ 310.24 USD
Free Shipping on orders $49 and up
Add to Wish List
Sale - Save 15%
$ 364.99

This product was last offered at the strikethrough price on
09-16-2026

$ 310.24 USD
Free Shipping on orders $49 and up
Add to Wish List

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