Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head
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Common source of leaks, mounted between your oil filter and engine block
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Runs from radiator to reservoir and water pipe
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Helps your engine regulate its temperature
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Used to regulate coolant temperature
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Ensure a proper seal when installing a new water pump
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#:
518028
Mfg#:
026121041P
Ships in 2 Business Days
$11.99
This product was last offered at the strikethrough price on 08-26-2026
4-pin sensor for ECU
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Brand:
ES#:
2918438
Mfg#:
6U0919501B
Ships in 3 Business Days
$17.99
This product was last offered at the strikethrough price on 09-30-2026
Runs from radiator to reservoir and water pipe
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#:
2627318
Mfg#:
8D0121101AF
In Stock
$44.99
This product was last offered at the strikethrough price on 10-22-2026
Connects the auxiliary water pump to the hard water pipe
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Brand:
ES#:
315197
Mfg#:
1K0121063J
Ships in 1 day
16% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$37.99
This product was last offered at the strikethrough price on 08-31-2026
Connects the expansion tank to the hard water pipe
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Brand:
ES#:
429389
Mfg#:
8D0121107C
Ships in 2 Business Days
16% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$37.99
This product was last offered at the strikethrough price on 08-31-2026
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#:
4151258
Mfg#:
1K0121367M
Back Ordered
$16.99
This product was last offered at the strikethrough price on 10-22-2026
Connection point between the oil cooler and the water pump assembly - Includes o-rings
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Brand:
ES#:
4899502
Mfg#:
06H121131C
In Stock
Limited Qty Sale
$4.99
This product was last offered at the strikethrough price on 10-05-2026
Located on the back of the cylinder head
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! For vehicles with AEB or ATW engine codes only
Brand:
ES#:
2535197
Mfg#:
058121133B
Ships in 1 Business Day
$7.99
This product was last offered at the strikethrough price on 08-13-2026
Install new hardware with your new parts. 6.4x12.5x1.6
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 Used to secure thermostat housing, three required
Brand:
ES#:
248576
Mfg#:
N01152426
Ships in 1 day
19% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$1.64
This product was last offered at the strikethrough price on 10-27-2026
Common point of failure or leaking for the cooling system on your TDI.
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
Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.
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Volkswagen
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