Genuine BMW i5 Coolant Reservoir Hose

Water Bypass Hose

Select Vehicle by Model
Select Vehicle by VIN

Select Vehicle by Model

Series

Model

Year

Select Vehicle by VIN

For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).

18 Coolant Reservoir Hoses found

View related parts
BMW i5 Return Line Edrive Motor
Part Number: 17128743379
$51.35 MSRP: $68.00
You Save: $16.65 (25%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Outlet Tube, Pipe, Return Line
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2024-2025 BMW i5 | BATTERY EV (EV/BEV)
View related parts
BMW i5 Feed Pipe Edrive Motor
Part Number: 17128743378
$51.35 MSRP: $68.00
You Save: $16.65 (25%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Feed Line, Inlet Tube, Pipe
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2024-2025 BMW i5 | BATTERY EV (EV/BEV)
View related parts
BMW i5 HOSE BETWEEN RADIATOR-SHUTOF
Part Number: 17129886635
$63.19 MSRP: $83.68
You Save: $20.49 (25%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose, Radiator Hose
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2024-2025 BMW i5 | BATTERY EV (EV/BEV)
View related parts
BMW i5 FEED LINE AND RETURN LINE
Part Number: 17129886638
$148.99 MSRP: $204.00
You Save: $55.01 (27%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose Assembly, Pipe
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2024-2025 BMW i5 | BATTERY EV (EV/BEV)
View related parts
BMW i5 Radiator Hose
Part Number: 17129888819
$77.70 MSRP: $104.61
You Save: $26.91 (26%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: HOSE, RADIATOR; Lower Hose, Radiator Hose
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2024-2025 BMW i5 | BATTERY EV (EV/BEV)
View related parts
BMW i5 HOSE CHARGER
Part Number: 17128490265
$77.70 MSRP: $104.61
You Save: $26.91 (26%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Front Hose, Hose
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2024-2025 BMW i5 | BATTERY EV (EV/BEV)
View related parts
BMW i5 Radiator Hose
Part Number: 17128490261
$77.70 MSRP: $104.61
You Save: $26.91 (26%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: HOSE, RADIATOR; Hose, Lower Hose
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2024 BMW i5 | BATTERY EV (EV/BEV)
View related parts
BMW i5 LINE ELECTRIC COOLANT PUMP
Part Number: 17129888820
$89.36 MSRP: $120.31
You Save: $30.95 (26%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Coolant Hose
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2024-2025 BMW i5 | BATTERY EV (EV/BEV)
View related parts
BMW i5 HOSE, CHANGEOVER VALVE
Part Number: 17129886636
$89.36 MSRP: $120.31
You Save: $30.95 (26%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose, Radiator Hose, Upper Hose
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2024-2025 BMW i5 | BATTERY EV (EV/BEV)
View related parts
BMW i5 Coolant Hose
Part Number: 17127926444
$43.45 MSRP: $57.53
You Save: $14.08 (25%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: K?HLMITTELSCHLAUCH
- Position: Driver Side
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2024-2025 BMW i5 | BATTERY EV (EV/BEV)
View related parts
BMW i5 Radiator Hose
Part Number: 17129887164
$51.35 MSRP: $68.00
You Save: $16.65 (25%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: HOSE, RADIATOR; Connector Hose, Radiator Hose
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2024-2025 BMW i5 | BATTERY EV (EV/BEV)
View related parts
BMW i5 HOSE CCU
Part Number: 17129886646
$51.35 MSRP: $68.00
You Save: $16.65 (25%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose, Rear Hose
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2024-2025 BMW i5 | BATTERY EV (EV/BEV)
View related parts
BMW i5 HOSE CCU
Part Number: 17128490272
$51.35 MSRP: $68.00
You Save: $16.65 (25%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Front Hose, Hose
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2024 BMW i5 | BATTERY EV (EV/BEV)
View related parts
BMW i5 Hose For Electric Coolant Pump
Part Number: 17129886632
$63.19 MSRP: $83.68
You Save: $20.49 (25%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: HOSE FOR ELECTRIC COOLANT PU; Hose, Radiator Hose
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2024-2025 BMW i5 | BATTERY EV (EV/BEV)
View related parts
BMW i5 RETURN LINE ELECTRIC DRIVE U
Part Number: 17128490269
$63.19 MSRP: $83.68
You Save: $20.49 (25%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Pipe, Return Line
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2024-2025 BMW i5 | BATTERY EV (EV/BEV)
View related parts
BMW i5 FUEL SUPPLY LINE ELECTRIC DR
Part Number: 17128490268
$63.19 MSRP: $83.68
You Save: $20.49 (25%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Feed Line, Pipe
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2024-2025 BMW i5 | BATTERY EV (EV/BEV)
View related parts
BMW i5 HOSE, HIGH-VOLTAGE BATTERY
Part Number: 17128490276
$71.11 MSRP: $94.16
You Save: $23.05 (25%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Front Hose, Hose
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2024-2025 BMW i5 | BATTERY EV (EV/BEV)
View related parts
BMW i5 FEED LINE AND RETURN LINE
Part Number: 17128490266
$71.11 MSRP: $94.16
You Save: $23.05 (25%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose Assembly, Pipe
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2024-2025 BMW i5 | BATTERY EV (EV/BEV)

BMW i5 Coolant Reservoir Hose

BMW i5 Coolant Reservoir Hose is designed to ensure the battery powered sedans keep running cool by transferring coolant smoothly from the expansion tank and radiator. Consistent flow eliminates the air pockets which cause corrosion. The Coolant Reservoir Hose performs the function of a pressure equalizer, sending excess fluid back during periods of heat spike and pulling it forward when pressure drops. Owners like the part as it lasts for years but is easy to swap before heat and age induce leaks that can jeopardize the advanced battery thermal system in every i5. Whether your BMW is an eDrive40 or xDrive, the Coolant Reservoir Hose fits perfectly with molded routing that is similar to factory lines, while a flexible silicone style bends into tight spaces with no kinks. Each i5 has a sealed circuit which protects vital electronics from coolant contamination. The secure seal also provides safety for the cabin as steam hazards that arise during overheating events are eliminated. Drivers report consistent temperatures on extended mountain climbs, evidence that the Coolant Reservoir Hose is helping to keep the electric drivetrain in its optimum thermal environment rather than expending power on fan speeds. Regular checks of the BMW i5 cooling loop and timely Coolant Reservoir Hose replacement allow the BMW badge to shine for i5 drivers without any roadside surprises. Reliability has become a talking point among BMW enthusiasts who enjoy the calm gauge readings their i5 produces on spirited drives. The part is also unique in the crowded marketplace due to its combination of thick, uniform walls with minimal weight, a combination that resists vibration but avoids any extra weight that could affect the i5's impressive range figures. Choosing a genuine Coolant Reservoir Hose therefore maintains performance values that are characteristic of the BMW executive experience.

If you are looking for OEM BMW i5 Coolant Reservoir Hose, we highly recommend to shop with us. Not only do we offer budget friendly prices, but we also provide fast delivery. In addition, we have a hassle-free return policy on all genuine BMW i5 Coolant Reservoir Hose that come backed by the manufacturer's warranty.

Related BMW i5 Parts

Browse by Year

2025 Coolant Reservoir Hose 2024 Coolant Reservoir Hose