Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head
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Seal for most clip-in cooling sensors/senders. M19.6x3.6mm
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Secures the coolant temperature sensor in place.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Located on the lower radiator hose connection
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
2901738
Mfg#:
8D0959481B
Ships in 3 Business Days
$20.99
This product was last offered at the strikethrough price on 05-07-2026
Located on the lower side of the radiator
5X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Seal for most clip-in cooling sensors/senders. M19.6x3.6mm
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4057465
Mfg#:
N90316802
Ships in 3 Business Days
$3.99
This product was last offered at the strikethrough price on 05-07-2026
Located on the lower radiator hose connection
5X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat!
Updated green 4 pin sensor, replaces old blue sensors. For vehicles with square connector.
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Brand:
ES#:
12189
Mfg#:
059919501
Ships in 2 Business Days
$17.99
This product was last offered at the strikethrough price on 08-13-2026
Updated <font color='green'>Green</font> sensor with square/round connector. Please check existing sensor color
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat!
Brand:
ES#:
1484
Mfg#:
059919501AKT
Ships in 3 Business Days
$21.99
This product was last offered at the strikethrough price on 10-20-2026
Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Located on the lower radiator hose connection
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4045813
Mfg#:
8D0959481B
Ships in 2 Business Days
$33.99
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
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat! For vehicles with VIN up to 3B-X-491,580, split is in the 1999 model year.
Located on the lower side of the radiator
5X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat!
A faulty temperature sensor can be a source of overheating problems and cooling leaks. Replace your temperature sensor with an OEM temperature sensor or aftermarket temperature sensor from our trusted list of manufacturers to bring your cooling system back up to par.
Lifetime Replacement
