Designed to replace the factory plastic and failure-prone coolant union on the cylinder head of the EA888 Gen3 and Gen4 engines.
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Connects the lower radiator port to the water pump housing
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Upgrade to durable cast aluminum construction & say goodbye to failure-prone plastic!
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 Not for Vehicles with Engine Codes CYFB, DJJA, or DLRA
Brand:
ES#:
4920775
Mfg#:
054443LA01KT
In Stock
ON SALE!
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$104.99
This product was last offered at the strikethrough price on 06-13-2026
Hide your coolant hose under your intake system for a cleaner appearance
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Brand:
ES#:
3638683
Mfg#:
018193ECS02
In Stock
ON SALE!
SAVE 25%
$58.99
This product was last offered at the strikethrough price on 06-13-2026
Featuring HD aluminum construction, offering a more robust design - Connection point between the oil cooler and the water pump assembly, includes o-rings
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Connects the upper radiator port to the water pump housing and transmission cooler
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For TSI engine models with a CBFA engine code and automatic transmission only
Brand:
ES#:
4818602
Mfg#:
1K0122101LA
In Stock
ON SALE!
SAVE 25%
$99.99
This product was last offered at the strikethrough price on 05-02-2026
Connects upper radiator to the coupling piece, includes quick disconnect
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Brand:
ES#:
2926052
Mfg#:
5Q0122101EA
In Stock
15% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$173.32
This product was last offered at the strikethrough price on 10-28-2026
Connects water pump to cylinder head coolant flange.
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Mounts in cylinder head for coolant hose connection. Upgrade from the factory brittle plastic!
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Connects the heater core pipe to the flange
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Brand:
ES#:
315394
Mfg#:
1K0122073FN
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.
$62.32
This product was last offered at the strikethrough price on 10-28-2026
Plug and play upgrade that neatly runs under the intake for a clean install.
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Brand:
ES#:
4674429
Mfg#:
CI100053-A
Ships in 1 Business Day
ON SALE!
SAVE 12%
$46.99
This product was last offered at the strikethrough price on 09-28-2026
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
