Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head
Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head
4-pin sensor for ECU
2X Entries Into Our F80 M3 Sweepstakes
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This product was last offered at the strikethrough price on
09-30-2026
Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head
Monitors coolant temperature for fan control & gauge readings
Please check existing sensor color
This product was last offered at the strikethrough price on
05-07-2026
<font color='blue'>Blue</font> sensor with square connector. Please check existing sensor color
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For vehicles with VIN up to 3B-X-491,580, split is in the 1999 model year.
4-pin sensor for ECU
This product was last offered at the strikethrough price on
05-07-2026
Updated green 4 pin sensor, replaces old blue sensors. For vehicles with square connector.
2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Monitors coolant temperature for fan control & gauge readings
Please check existing sensor color
<font color='blue'>Blue</font> sensor with square connector. Please check existing sensor color
For vehicles with VIN up to 3B-X-491,580, split is in the 1999 model year.
1-pin sensor black in color. M10x1
5X Entries Into Our F80 M3 Sweepstakes
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This product was last offered at the strikethrough price on
08-26-2026
Secures the coolant temperature sensor in place
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Blue sensor with square connector. Please check existing sensor color
For vehicles with VIN up to 3B-X-491,580, split is in the 1999 model year.
White 2 pin connector
5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Monitors coolant temperature for fan control & gauge readings
5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Please check existing sensor color
Monitors coolant temperature for fan control & gauge readings
We Price Match - Give Us A Call or Chat!
Please check existing sensor color
Located in the coolant pipe that connects to the cylinder head
We Price Match - Give Us A Call or Chat!
This product was last offered at the strikethrough price on
10-06-2026