How to remove a radiator on BMW 325i?

To remove the radiator, start by draining the cooling system. Then, remove the air intake duct, air filter housing, and electric cooling fan and shroud. Pry out the wire clips and disconnect the radiator upper and lower coolant hoses, as well as the coolant hose from the automatic transmission fluid cooler if applicable. On E-series chassis models with an automatic transmission, remove the mounting bolt and detach the fluid cooler hoses from the radiator. On F-series chassis models, unlock the transmission oil cooler lines and disconnect the hose(s) from the radiator. Finally, remove the radiator upper mounting bolts and pull the top of the radiator rearwards and upwards to remove it. For inspection, reverse-flush the radiator if there is suspected blockage. Clean dirt and debris from the radiator fins using compressed air or a soft brush. If necessary, a radiator specialist can perform a flow test to check for internal blockage. Leaking radiators should be referred to a specialist for repair, as welding or soldering may cause damage. Inspect the radiator lower mounts for damage or deterioration and replace if needed. To install the radiator, lower it into position and secure it with retaining bolts. Ensure the fan cowl is correctly located and secure it with clips. Reconnect the hoses and check the condition of the O-ring seals in the radiator fittings, replacing any that are defective. Finally, refill the cooling system.

Genuine BMW 325i Radiator

Cooling Radiator

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13 Radiators found

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BMW 325i Radiator
Part Number: 17117562079
$356.78 MSRP: $526.66
You Save: $169.88 (33%)
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Product Specifications
- Replaces: 17-11-7-542-199
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2006 BMW 325i | Sedan(E90)
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BMW 325i Engine Cooling Radiator
Part Number: 17119071517
$364.67 MSRP: $487.84
You Save: $123.17 (26%)
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Product Specifications
- Other Name: Radiator
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2001-2005 BMW 325i | Sedan M54 Engine(E46), Sedan(E46), Wagon M54 Engine(E46), Wagon(E46)
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BMW 325i Radiator
Part Number: 17119071518
$364.67 MSRP: $487.84
You Save: $123.17 (26%)
Ships in 1-3 Business Days
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Product Specifications
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2001-2005 BMW 325i | Sedan M54 Engine(E46), Sedan(E46), Wagon M54 Engine(E46), Wagon(E46)
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BMW 325i Radiator
Part Number: 17119071519
$364.67 MSRP: $487.84
You Save: $123.17 (26%)
Ships in 1-3 Business Days
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Product Specifications
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2001-2005 BMW 325i | Sedan M54 Engine(E46), Sedan(E46), Wagon M54 Engine(E46), Wagon(E46)
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BMW 325i Radiator
Part Number: 17111723784
$560.98 MSRP: $756.94
You Save: $195.96 (26%)
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Product Specifications
- Replaces: 17-11-1-723-694, 17-11-1-728-908
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1992-1995 BMW 325i | Convertible(E36), Sedan(E36)
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BMW 325i Radiator
Part Number: 17117559273
$356.78 MSRP: $526.66
You Save: $169.88 (33%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: 17-11-7-521-048
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2006 BMW 325i | Sedan(E90)
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BMW 325i Transmission Oil Cooler Radiator
Part Number: 17112241913
$620.88 MSRP: $837.77
You Save: $216.89 (26%)
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Product Specifications
- Other Name: Radiator With Transmission Oil Cooler
- Replaces: 17-11-1-719-261
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1987-1992 BMW 325i | Convertible(E30), Coupe(E30), Sedan(E30)
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BMW 325i Radiator
Part Number: 17112241912
$560.98 MSRP: $756.94
You Save: $195.96 (26%)
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Product Specifications
- Replaces: 17-11-1-719-260, 17-11-1-709-456
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1987-1992 BMW 325i | Convertible(E30), Coupe(E30), Sedan(E30)
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BMW 325i Radiator
Part Number: 17111728908
$560.98 MSRP: $756.94
You Save: $195.96 (26%)
Ships in 1-3 Business Days
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Product Specifications
- Replaced by: 17111723784
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1992-1995 BMW 325i | Convertible(E36), Sedan(E36)
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BMW 325i Radiator
Part Number: 17111468074
Product Specifications
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1987-1992 BMW 325i | Convertible(E30), Coupe(E30), Sedan(E30)
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BMW 325i Radiator
Part Number: 17111468075
Product Specifications
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1987-1992 BMW 325i | Convertible(E30), Coupe(E30), Sedan(E30)
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BMW 325i Transmission Oil Cooler Radiator
Part Number: 17111712484
Product Specifications
- Other Name: Radiator With Transmission Oil Cooler
- Replaces: 17-11-1-712-483
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1987-1992 BMW 325i | Convertible(E30), Coupe(E30), Sedan(E30)
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BMW 325i Radiator
Part Number: 17117513922
Product Specifications
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2003-2005 BMW 325i | Sedan M56 Engine(E46), Wagon M56 Engine(E46)

BMW 325i Radiator

The BMW 325i Radiator effectively keeps your engine at safe temperatures by transferring the heat from the hot coolant to the air rushing past the grille. Located at the front of the vehicle, the Radiator core's narrow tubes are separated by thin fins. This allows the coolant leaving the engine block to spread over a wide area where it releases heat to the air passing by. Many of the modern BMW 325i models have a lightweight aluminum Radiator core with molded plastic end tanks, which were selected for the role of faster heat transfer and reduced weight. Earlier versions in classic BMW examples were sometimes copper or brass, which added weight but were better corrosion resistant. No matter the material, the Radiator takes the same route every time the coolant enters the inlet tank and goes through the tubes. The fins steal enough heat away for the fluid to exit cooler and return to the 325i for a repeat cycle. When the unit is compromised by corrosion or road debris punctures, which cause leaking, the easy fix is replacement. A compromised Radiator cannot maintain constant temperature, and prolonged overheating of the powertrain poses a threat in the larger BMW cooling system.

If you are looking for OEM BMW 325i Radiator, 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 325i Radiator that come backed by the manufacturer's warranty.

BMW 325i Radiator Parts Questions & Experts Answers

Radiator
17117562079
Q:
How to remove a radiator on BMW 325i?
Posted by Omar R.
A:
To remove the radiator, start by draining the cooling system. Then, remove the air intake duct, air filter housing, and electric cooling fan and shroud. Pry out the wire clips and disconnect the radiator upper and lower coolant hoses, as well as the coolant hose from the automatic transmission fluid cooler if applicable. On E-series chassis models with an automatic transmission, remove the mounting bolt and detach the fluid cooler hoses from the radiator. On F-series chassis models, unlock the transmission oil cooler lines and disconnect the hose(s) from the radiator. Finally, remove the radiator upper mounting bolts and pull the top of the radiator rearwards and upwards to remove it. For inspection, reverse-flush the radiator if there is suspected blockage. Clean dirt and debris from the radiator fins using compressed air or a soft brush. If necessary, a radiator specialist can perform a flow test to check for internal blockage. Leaking radiators should be referred to a specialist for repair, as welding or soldering may cause damage. Inspect the radiator lower mounts for damage or deterioration and replace if needed. To install the radiator, lower it into position and secure it with retaining bolts. Ensure the fan cowl is correctly located and secure it with clips. Reconnect the hoses and check the condition of the O-ring seals in the radiator fittings, replacing any that are defective. Finally, refill the cooling system.
Answered by BMW Parts Specialist Noah / Sep 22, 2025

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