Runs from water pump to expansion tank
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Brand:
ES#:
4472475
Mfg#:
17127576369
Ships in 1 Business Day
$363.00
This product was last offered at the strikethrough price on 05-07-2026
Returns oil to the engine from the front oil cooler.
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 Fits BMW M4, M4 Comp, M4 Comp X, & M4 CSL
Brand:
ES#:
4506334
Mfg#:
17228848389
Ships in 1-2 days
6% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$374.99
This product was last offered at the strikethrough price on 10-28-2026
Connects from water pump to block
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Connects the expansion tank to the radiator
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Pair of plastic coolant lines between the auxiliary water pump and lower expansion tank hose
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#:
4343140
Mfg#:
11531705220
Ships in 1 Business Day
$67.99
This product was last offered at the strikethrough price on 10-14-2026
The Turbocharger Coolant Return Line is a vital upgrade for maintaining the integrity and performance of BMW’s turbocharged engine systems, contributing to a smooth and enjoyable driving experience.
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 the Gen1 B46/B48 engine only
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
