White 2 pin connector
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Located on the lower side of the radiator
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Brand:
ES#:
3478132
Mfg#:
191959481A
Ships in 6 Business Days
$18.85
This product was last offered at the strikethrough price on 10-27-2026
Found at both the top and bottom of the radiator
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#:
315342
Mfg#:
1K0121345C
Ships in 3 Business Days
18% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$21.99
This product was last offered at the strikethrough price on 10-26-2026
Common point of failure or leaking for the cooling system
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
Monitors coolant temperature for fan control & gauge readings
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! Please check existing sensor color
Keep proper pressure in your coolant system
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!
Keep your engine block sealed
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Brand:
ES#:
261775
Mfg#:
059103113
Ships in 2 Business Days
$3.99
This product was last offered at the strikethrough price on 05-07-2026
Replacement 4 pin relay
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 for fan control
Brand:
ES#:
2576222
Mfg#:
4H0951253
Ships in 1-2 days
$17.99
This product was last offered at the strikethrough price on 05-07-2026
Square connector with rounded ends
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! For vehicles with square connector only
Connects the oil cooler to the upper coolant pipe
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 from 3B-Y-000 001 through VIN 3B-1-049 999 only, splits are in the 2000 and 2001 model years
Upper expansion tank hose
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! Fits vehicles with CCTA or CBFA engine code only
Brand:
ES#:
4151264
Mfg#:
1K0122447FT
Back Ordered
$19.99
This product was last offered at the strikethrough price on 10-22-2026
Includes the plug, o-ring and securing clip
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Covers the thermostat, located on the coolant flange
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Connects the heater core to the hard water pipe
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Keep your car running at the proper temperature.
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!
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
Lifetime Replacement
