How to remove and install the Coolant Reservoir and Cooling Hose on the BMW 328i?

If a faulty hose is found, drain the cooling system and disconnect the hose by prying up the retaining clip or loosening the hose clamps. Avoid disconnecting while the system is hot. Some models may have twist-on clamps that need to be rotated counterclockwise. Be careful when removing hoses from the radiator, and if a hose is hard to remove, rotate the ends or slit it with a knife. To install a hose, push it over the fitting until the clip locks it. Slide clips onto hoses with traditional clips before positioning. Soften stiff hoses with soapy or hot water if needed. Refill the system and check for leaks. To remove the coolant reservoir, remove the air intake duct, disconnect the hoses, remove the bolts, unclip the reservoir, and lift it. Disconnect the coolant level switch connector and remaining hose before removing the reservoir. Installation is the reverse of removal. Refill the cooling system.

Genuine BMW 328i Cooling Hose

Cooling System Hose

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46 Cooling Hoses found

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BMW 328i Water Coolant Hose Thermostat To Front
Part Number: 11537545890
$72.50 MSRP: $104.34
You Save: $31.84 (31%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Hose, Cylinder Head-Thermostat
- Position: Front
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2007-2013 BMW 328i | Convertible N51 Engine(E93), Convertible N52 Engine(E93), Coupe N51 Engine(E92), Coupe N52 Engine(E92), Sedan N51 Engine(E90), Sedan N52 Engine(E90), Wagon(E91)
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BMW 328i Water Hose
Part Number: 11537603514
$56.72 MSRP: $80.29
You Save: $23.57 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Inlet Hose, Outlet Hose, Outlet Pipe
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2012-2016 BMW 328i | N20 Engine(F30), N26 Engine(F30), Sedan N20 Engine(F30), Wagon(F31)
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BMW 328i Engine Feed Radiator Upper Hose
Part Number: 17127531579
$75.25 MSRP: $99.65
You Save: $24.40 (25%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Hose, Engine Feed-Radiator Top; Lower Hose, Upper Hose
- Position: Upper
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2007-2013 BMW 328i | Convertible N51 Engine(E93), Convertible N52 Engine(E93), Coupe N51 Engine(E92), Coupe N52 Engine(E92), Sedan N51 Engine(E90), Sedan N52 Engine(E90), Wagon(E91)
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BMW 328i Gasket Ring
Part Number: 07119963201
$0.51 MSRP: $0.66
You Save: $0.15 (23%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: 07-11-9-963-394
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1996-1999 BMW 328i | Convertible(E36), Sedan(E36)
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BMW 328i Radiator Coolant Hose
Part Number: 17127596837
$85.11 MSRP: $114.58
You Save: $29.47 (26%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Coolant Hose; Upper Hose
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2012-2016 BMW 328i | N20 Engine(F30), N26 Engine(F30), Sedan N20 Engine(F30), Sedan N26 Engine(F30), Wagon(F31)
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BMW 328i Upper & Lower Radiator Hoses
Part Number: 17127510952
$86.51 MSRP: $104.65
You Save: $18.14 (18%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Water Hose; Upper Hose
- Position: Upper Lower
- Replaces: 11-53-4-460-438
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1999-2000 BMW 328i | Sedan(E46)
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BMW 328i Radiator Coolant Pipe Hose Compatible
Part Number: 11537521049
$56.72 MSRP: $80.29
You Save: $23.57 (30%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Hose, Thermostat-Coolant Pump; Water Hose, Water Pipe
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2007-2013 BMW 328i | Convertible N51 Engine(E93), Convertible N52 Engine(E93), Coupe N51 Engine(E92), Coupe N52 Engine(E92), Sedan N51 Engine(E90), Sedan N52 Engine(E90), Wagon(E91)
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BMW 328i Heater Core-Engine Feed Hose
Part Number: 64219208169
$61.78 MSRP: $81.81
You Save: $20.03 (25%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Hose, Heater Core-Engine Feed
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2012-2016 BMW 328i | N20 Engine(F30), N26 Engine(F30), Sedan N20 Engine(F30), Sedan N26 Engine(F30), Wagon(F31)
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BMW 328i Coolant Return Pipe
Part Number: 11538663517
$105.27 MSRP: $141.73
You Save: $36.46 (26%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Water Pipe
- Replaced by: 11538853293
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2012-2016 BMW 328i | N20 Engine(F30), N26 Engine(F30), Sedan N20 Engine(F30), Sedan N26 Engine(F30), Wagon(F31)
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BMW 328i Radiator Lower-Thermostat Hose
Part Number: 17127564478
$75.25 MSRP: $99.65
You Save: $24.40 (25%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Hose, Radiator Bottom-Thermostat; Lower Hose, Upper Hose
- Position: Lower
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2007-2013 BMW 328i | Convertible N52 Engine(E93), Coupe N52 Engine(E92), Sedan N52 Engine(E90), Wagon(E91)
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BMW 328i Radiator Hose With Temp Sensor
Part Number: 17127531581
$75.25 MSRP: $99.65
You Save: $24.40 (25%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose, Radiator Bottom-Thermostat; Lower Hose, Upper Hose
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2007-2013 BMW 328i | Convertible N51 Engine(E93), Coupe N51 Engine(E92), Sedan N51 Engine(E90)
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BMW 328i Water Pump-Outlet Pipe
Part Number: 11538645481
$72.50 MSRP: $104.34
You Save: $31.84 (31%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Water Hose; Connector Hose, Outlet Hose, Outlet Pipe
- Replaces: 11-53-4-615-722
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2012-2016 BMW 328i | N20 Engine(F30), N26 Engine(F30), Sedan N20 Engine(F30), Sedan N26 Engine(F30), Wagon(F31)
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BMW 328i Coolant Hose
Part Number: 17127596831
$48.89 MSRP: $64.74
You Save: $15.85 (25%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Vent Hose
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2012-2016 BMW 328i | N20 Engine(F30), N26 Engine(F30), Sedan N20 Engine(F30), Sedan N26 Engine(F30), Wagon(F31)
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BMW 328i Radiator Coolant Hose
Part Number: 17127540020
$67.72 MSRP: $89.68
You Save: $21.96 (25%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose, Cooling Module, Low-Temperature
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2007-2013 BMW 328i | Convertible N51 Engine(E93), Convertible N52 Engine(E93), Coupe N51 Engine(E92), Coupe N52 Engine(E92), Sedan N51 Engine(E90), Sedan N52 Engine(E90), Wagon(E91)
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BMW 328i Water Hose Assembly Fit
Part Number: 17127548223
$191.48 MSRP: $225.76
You Save: $34.28 (16%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Line, Heater Return-Thermostat
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2007-2013 BMW 328i | Convertible N51 Engine(E93), Convertible N52 Engine(E93), Coupe N51 Engine(E92), Coupe N52 Engine(E92), Sedan N51 Engine(E90), Sedan N52 Engine(E90), Wagon(E91)
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BMW 328i Engine Coolant Hose
Part Number: 17127600554
$60.19 MSRP: $79.71
You Save: $19.52 (25%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Coolant Hose
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2012-2016 BMW 328i | N20 Engine(F30), N26 Engine(F30), Sedan N20 Engine(F30), Sedan N26 Engine(F30)
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BMW 328i Engine Coolant Overflow Hose
Part Number: 17127624676
$75.25 MSRP: $99.65
You Save: $24.40 (25%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Coolant Hose; Reservoir Hose
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2012-2016 BMW 328i | N20 Engine(F30), N26 Engine(F30), Sedan N20 Engine(F30), Sedan N26 Engine(F30), Wagon(F31)
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BMW 328i Engine Coolant Hose Expansion Tank To Coolant Pipe
Part Number: 11531436410
$36.03 MSRP: $39.44
You Save: $3.41 (9%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose Return; Water Hose Assembly
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1999-2000 BMW 328i | Sedan(E46)
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BMW 328i Radiator Coolant Hose
Part Number: 17127596838
$85.11 MSRP: $114.58
You Save: $29.47 (26%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Coolant Hose; Lower Hose, Upper Hose
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2012-2016 BMW 328i | N20 Engine(F30), N26 Engine(F30), Sedan N20 Engine(F30), Sedan N26 Engine(F30), Wagon(F31)
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BMW 328i Radiator And Engine Return Hose
Part Number: 64216951946
$47.56 MSRP: $62.98
You Save: $15.42 (25%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose For Radiator And Engine Return; Outlet Hose
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2007-2013 BMW 328i | Convertible N51 Engine(E93), Convertible N52 Engine(E93), Coupe N51 Engine(E92), Coupe N52 Engine(E92), Sedan N51 Engine(E90), Sedan N52 Engine(E90), Wagon(E91)

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BMW 328i Cooling Hose

The BMW 328i Cooling Hose is a flexible connection that allows hot coolant from a running engine to flow easily to the fixed radiator or heater core to control temperature and prevent costly leaks. The function of each Cooling Hose is to absorb engine motion, channel fluid through water jackets and to the radiator, and maintain stable operating heat so the 328i motor operates efficiently. Within multiple model years, four main styles appear that share similarities with one another. The upper and lower radiator lines handle the bulk flow, the bypass line allows circulation when the thermostat is closed, and the heater line feeds warm fluid to the cabin unit. Although all these lines share similar reinforced rubber construction, their paths and lengths vary slightly with body updates. The chief differences are what drivers will notice. It is essential to conduct regular visual checks for swelling, hardening, or cracks. The reason is that the failure of just one Cooling Hose can allow coolant to escape, mix with other fluids, and risk engine damage. When you choose a replacement Cooling Hose that matches factory specs, you ensure a proper fit. After all, installing a new Cooling Hose just takes basic tools. So, you can restore BMW cooling integrity without overtension, allowing 328i owners to get back to enjoying long dependable miles with their BMW.

If you are looking for OEM BMW 328i Cooling 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 328i Cooling Hose that come backed by the manufacturer's warranty.

BMW 328i Cooling Hose Parts Questions & Experts Answers

Radiator Coolant Pipe Hose Compatible
11537521049
Q:
How to remove and install the Coolant Reservoir and Cooling Hose on the BMW 328i?
Posted by Fathi F.
A:
If a faulty hose is found, drain the cooling system and disconnect the hose by prying up the retaining clip or loosening the hose clamps. Avoid disconnecting while the system is hot. Some models may have twist-on clamps that need to be rotated counterclockwise. Be careful when removing hoses from the radiator, and if a hose is hard to remove, rotate the ends or slit it with a knife. To install a hose, push it over the fitting until the clip locks it. Slide clips onto hoses with traditional clips before positioning. Soften stiff hoses with soapy or hot water if needed. Refill the system and check for leaks. To remove the coolant reservoir, remove the air intake duct, disconnect the hoses, remove the bolts, unclip the reservoir, and lift it. Disconnect the coolant level switch connector and remaining hose before removing the reservoir. Installation is the reverse of removal. Refill the cooling system.
Answered by BMW Parts Specialist Brandon / May 15, 2023