Allows the coolant system to vent into the expansion tank
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Brand:
ES#:
390023
Mfg#:
4F0121107AG
Ships in 8 Business Days
13% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$121.99
This product was last offered at the strikethrough price on 08-31-2026
Connects the heater core to the hard coolant pipe
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Brand:
ES#:
315399
Mfg#:
1K0122073GE
Ships in 1 day
12% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$59.99
This product was last offered at the strikethrough price on 10-05-2026
Connects the expansion tank to the radiator
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Brand:
ES#:
390031
Mfg#:
4F0121109F
Ships in 1 Business Day
9% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$115.00
This product was last offered at the strikethrough price on 07-09-2026
Connects the upper radiator to the expansion tank and thermostat housing
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Brand:
ES#:
436155
Mfg#:
8E0121101
Ships in 4 Business Days
2% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$106.99
This product was last offered at the strikethrough price on 10-29-2026
Three way connector that attaches directly to the upper radiator hose
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Brand:
ES#:
307172
Mfg#:
1J0121087B
Ships in 1 day
15% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$40.99
This product was last offered at the strikethrough price on 08-31-2026
Connects the upper radiator port to the hard 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!
Connects the upper radiator port to the hard water pipe
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Brand:
ES#:
429387
Mfg#:
8D0121101K
Ships in 5 Business Days
13% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$119.99
This product was last offered at the strikethrough price on 08-31-2026
Does not include the quick-coupling piece
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#:
2206441
Mfg#:
4G0121055AD
Ships in 2 Business Days
13% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$116.99
This product was last offered at the strikethrough price on 08-31-2026
Connects the oil cooler to the hard water 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
Brand:
ES#:
280012
Mfg#:
06B121058S
Ships in 4 Business Days
11% 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 10-29-2026
Connects upper radiator to the coupling piece, includes quick disconnect
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#:
4759886
Mfg#:
5Q0122101EA
Ships in 1 Business Day
$109.99
This product was last offered at the strikethrough price on 08-26-2026
Connects the coolant pipe to the throttle body
10X 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
Engine code ATQ
Brand:
ES#:
4818504
Mfg#:
078121188A
In Stock
ON SALE!
SAVE 31%
$17.99
This product was last offered at the strikethrough price on 05-02-2026
Runs from the radiator to the water pipe and expansion tank.
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 From sedan models from VIN 8E-5-125001, and cabriolet models from VIN 8H-5-005601 - Splits are in the 2005 model year
Connects the water pump/thermostat to the expansion tank
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 Engine code BVJ
Brand:
ES#:
382258
Mfg#:
4E0121109N
Ships in 1 Business Day
3% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$101.99
This product was last offered at the strikethrough price on 05-07-2026
Connects the lower radiator port to the water pump & reservoir
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! Up to VIN 8D-Y-120000, split is in the 2000 model year
Brand:
ES#:
2872396
Mfg#:
8D0121055G
Ships in 1 Business Day
$49.99
This product was last offered at the strikethrough price on 05-07-2026
38mm C-clip located secures various cooling hoses on your European vehicle
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 Secures lower/upper radiator hoses to thermostat/water pump housing
Over time, the rubber cooling hoses in your engine's cooling system become brittle and can burst or crack, resulting in a coolant leak. Replace old and tired coolant hoses with OEM cooling hoses or quality aftermarket options to save some money.
Lifetime Replacement
