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BMW Expansion Tank Hoses

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Charge Air Cooler Coolant Hose

ES#2993899 - 17128616530 - Charge Air Cooler Coolant Hose - Connects the charge air cooler to the charge air cooler expansion tank - Genuine BMW - BMW

Connects the charge air cooler to the charge air cooler expansion tank

Brand:
Genuine BMW - Corporate Logo
ES#:
2993899
Mfg#:
17128616530
In Stock
6% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$83.99

This product was last offered at the strikethrough price on
07-21-2026

$78.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank To Upper Radiator Hose

ES#4842757 - 17127803838 - Expansion Tank To Upper Radiator Hose - Carries coolant to the overflow tank - Bremmen Parts - BMW

Carries coolant to the overflow tank 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4842757
Mfg#:
17127803838
In Stock
ON SALE! SAVE 20%
$42.99

This product was last offered at the strikethrough price on
05-02-2026

$34.26 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E30 Over Flow Hose

ES#130509 - 51731911369 - E30 Over Flow Hose - Allows coolant overflow to escape from the expansion tank - Genuine BMW - BMW

Allows coolant overflow to escape from the expansion tank

Brand:
Genuine BMW - Corporate Logo
ES#:
130509
Mfg#:
51731911369
In Stock
2% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$45.99

This product was last offered at the strikethrough price on
07-21-2026

$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank to Thermostat Coolant Hose

ES#2993903 - 17128616557 - Expansion Tank to Thermostat Coolant Hose - Connects the engine coolant expansion tank to the thermostat assembly - Genuine BMW - BMW

Connects the engine coolant expansion tank to the thermostat assembly

Brand:
Genuine BMW - Corporate Logo
ES#:
2993903
Mfg#:
17128616557
In Stock
6% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$83.99

This product was last offered at the strikethrough price on
07-21-2026

$78.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Recovery Tank Hose Assembly - Includes Lower Oil Cooler Hose

ES#2589967 - 17127646152 - Coolant Recovery Tank Hose Assembly - Includes Lower Oil Cooler Hose - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
2589967
Mfg#:
17127646152
Ships in 2 Business 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.

$194.99

This product was last offered at the strikethrough price on
07-21-2026

$182.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Engine Coolant Recovery Tank Hose

ES#2599001 - 17127592872 - Engine Coolant Recovery Tank Hose - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
2599001
Mfg#:
17127592872
Ships in 2 Business 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.

$114.99

This product was last offered at the strikethrough price on
07-21-2026

$107.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Hose

ES#1884779 - 17127576369 - Expansion Tank Hose - Runs from water pump to expansion tank - Genuine BMW - BMW

Runs from water pump to expansion tank

Brand:
Genuine BMW - Corporate Logo
ES#:
1884779
Mfg#:
17127576369
Ships in 2 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.

$265.99

This product was last offered at the strikethrough price on
07-21-2026

$259.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Hose

ES#2622964 - 11531438632 - Expansion Tank Hose - Runs from the expansion tank to the heater core - Rein - BMW

Runs from the expansion tank to the heater core 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2622964
Mfg#:
11531438632
Ships in 1 Business Day
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Expansion Tank Hose - Priced Each

ES#4158619 - 17129845173 - Cylinder Head Expansion Tank Hose - Priced Each - Direct replacement from BMW! - Genuine BMW - BMW

Direct replacement from BMW!

Brand:
Genuine BMW - Corporate Logo
ES#:
4158619
Mfg#:
17129845173
In Stock
5% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$57.99

This product was last offered at the strikethrough price on
07-21-2026

$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Coolant Hose

ES#2595994 - 17127596831 - Expansion Tank Coolant Hose - Keep your engine running at operating temperature with this coolant hose - Genuine BMW - BMW

Keep your engine running at operating temperature with this coolant hose

Brand:
Genuine BMW - Corporate Logo
ES#:
2595994
Mfg#:
17127596831
In Stock
6% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$64.99

This product was last offered at the strikethrough price on
07-21-2026

$60.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Line - Supply

ES#3463488 - 17127583175 - Coolant Line - Supply - Connects the expansion tank to the water pump - Bremmen Parts - BMW

Connects the expansion tank to the water pump 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
3463488
Mfg#:
17127583175
Ships in 1 day
$92.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Heater Hose - Expansion Tank to Heater Valve

ES#178074 - 64218376608 - Heater Hose - Expansion Tank to Heater Valve - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
178074
Mfg#:
64218376608
In Stock
ON SALE!
$42.99

This product was last offered at the strikethrough price on
06-15-2026

$41.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS S54 Exact-fit Waterpipe Connecting Line

ES#3230751 - 013178ecsKT - ECS S54 Exact-fit Waterpipe Connecting Line - Engineered in-house with perfectly formed fitment for a stronger, cleaner install. - ECS - BMW

Engineered in-house with perfectly formed fitment for a stronger, cleaner install. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3230751
Mfg#:
013178ECSKT
In Stock
ON SALE! SAVE 25%
$148.99

This product was last offered at the strikethrough price on
06-13-2026

$111.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose

ES#4475690 - 64216951946 - Radiator Hose - Connects from the top side of the radiator to the expansion tank - Bremmen Parts - BMW

Connects from the top side of the radiator to the expansion tank 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4475690
Mfg#:
64216951946
Ships on Sep 28, 2026
Auto Notify
ON SALE!
$28.99

This product was last offered at the strikethrough price on
05-02-2026

$27.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Return Hose

ES#2801883 - 64216951946 - Radiator Return Hose - Connects from the top side of the radiator to the expansion tank - Rein - BMW

Connects from the top side of the radiator to the expansion tank 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2801883
Mfg#:
64216951946
Ships in 1 Business Day
$26.99

This product was last offered at the strikethrough price on
03-25-2026

$21.99 USD
Free Shipping
on orders $49 and up

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