Contact Us Live Chat or 1-888-220-8330
Search Bar
Search by Part Number or Keywords
  • My Garage
  • My Account
  • Cart
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Login/Register My Account Track Order Help Center Contact Us
Replacement and OEM Parts for 2003 BMW 525i Cooling Systems, Fans, Radiators & Components

2003 BMW 525i Cooling Systems, Fans, Radiators & Components

My Vehicle Change Vehicle
2003 BMW 525i
Change Vehicle
Vehicle Options
We need more information about your vehicle to make a correct determination of fitment
< Back to View All
Engine & Drivetrain

101 products about 2003 BMW 525i Cooling Systems, Fans, Radiators & Components found

Show Item:
  • 30
  • 60
  • 90
Sort by:
Recommended
Filter
Sort
View by
  • OEM 2003 BMW 525i Coolant Temperature Sensor Diagram - 13-62-1-433-077
    View Related Parts

    OEM (Genuine) 2003 BMW 525i Coolant Temperature Sensor

    PartNumber: 13-62-1-433-077
    OEM 2003 BMW 525i Coolant Temperature Sensor - 13-62-1-433-077
    Product Specifications
    • Notes: 525i, 528i, 530i
    • Other Names: Temperature Sending Unit, Temperature Sensor
    • Item Weight: 1.30 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Coolant Temperature Sensor
    More Info
    $42.18 MSRP: $59.62
    You Save: $17.44 (30%)
  • OEM 2003 BMW 525i Coolant Temperature Sensor Diagram - 13-62-1-433-077
    View Related Parts

    OEM (Genuine) 2003 BMW 525i Coolant Temperature Sensor

    PartNumber: 13-62-1-433-077
    OEM 2003 BMW 525i Coolant Temperature Sensor - 13-62-1-433-077
    Product Specifications
    • Notes: 525i, 528i, 530i
    • Other Names: Temperature Sending Unit, Temperature Sensor
    • Item Weight: 1.30 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Coolant Temperature Sensor
    More Info
    $42.18 MSRP: $59.62
    You Save: $17.44 (30%)
  • OEM 2003 BMW 525i Oil Filter Diagram - 11-42-7-512-300
    View Related Parts

    OEM (Genuine) 2003 BMW 525i Oil Filter

    PartNumber: 11-42-7-512-300
    OEM 2003 BMW 525i Oil Filter - 11-42-7-512-300
    Product Specifications
    • Notes: 2.5 & 2.8 Liter 1999-03; 525i, 528i, 530i
    • Other Names: Element, Filter Element, Insert
    • Item Dimensions: 7.8 x 6.9 x 6.0 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 11-42-1-427-908, 11-42-7-509-430
    • Part Description: Oil Filter
    More Info
    $12.03 MSRP: $18.79
    You Save: $6.76 (36%)
  • Dorman Engine Coolant Auxiliary Water Pump for 2003 BMW 525i - 902-076

    Dorman® Engine Coolant Auxiliary Water Pump for 2003 BMW 525i

    PartNumber: 902-076
    Product Specifications
    • Color: Black
    • Depth: 4.7"
    • Gasket or Seal Included: No
    • Inlet Pipe Diameter: 0.64"
    • Material: Plastic, Rubber, Steel
    • Mount Hole Diameter: 0.35"
    • Mount Hole Quantity: 1
    • OE Part Number: 64116910755, 64-11-6-988-960
    • Outlet Pipe Diameter: 0.63"
    • Pulley Flange Mount Hole Quantity: 0
    • Pulley Included: No
    • Rotation: Clockwise
    • Shaft Included: No
    • UPC: 885484274433
    • Part Description: Engine Coolant Auxiliary Water Pump
    More Info
    $104.07
  • OEM 2003 BMW 525i Thermostat Housing Sensor Diagram - 11-53-7-509-227
    View Related Parts

    OEM (Genuine) 2003 BMW 525i Thermostat Housing Sensor

    PartNumber: 11-53-7-509-227
    OEM 2003 BMW 525i Thermostat Housing Sensor - 11-53-7-509-227
    Product Specifications
    • Notes: 525i, 530i; W/Thermostat
    • Item Dimensions: 9.0 x 7.1 x 6.0 inches
    • Item Weight: 1.00 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 11-53-0-139-877
    • Part Description: Thermostat Housing Sensor
    More Info
    $104.65 MSRP: $147.91
    You Save: $43.26 (30%)
  • OEM 2003 BMW 525i Thermostat Housing Sensor Diagram - 11-53-7-509-227
    View Related Parts

    OEM (Genuine) 2003 BMW 525i Thermostat Housing Sensor

    PartNumber: 11-53-7-509-227
    OEM 2003 BMW 525i Thermostat Housing Sensor - 11-53-7-509-227
    Product Specifications
    • Notes: 525i, 530i; W/Thermostat
    • Item Dimensions: 9.0 x 7.1 x 6.0 inches
    • Item Weight: 1.00 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 11-53-0-139-877
    • Part Description: Thermostat Housing Sensor
    More Info
    $104.65 MSRP: $147.91
    You Save: $43.26 (30%)
  • OEM 2003 BMW 525i Thermostat Housing Sensor Diagram - 11-53-7-509-227
    View Related Parts

    OEM (Genuine) 2003 BMW 525i Thermostat Housing Sensor

    PartNumber: 11-53-7-509-227
    OEM 2003 BMW 525i Thermostat Housing Sensor - 11-53-7-509-227
    Product Specifications
    • Notes: 525i, 530i; W/Thermostat
    • Item Dimensions: 9.0 x 7.1 x 6.0 inches
    • Item Weight: 1.00 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 11-53-0-139-877
    • Part Description: Thermostat Housing Sensor
    More Info
    $104.65 MSRP: $147.91
    You Save: $43.26 (30%)
  • OEM 2003 BMW 525i Thermostat Housing Sensor Diagram - 11-53-7-509-227
    View Related Parts

    OEM (Genuine) 2003 BMW 525i Thermostat Housing Sensor

    PartNumber: 11-53-7-509-227
    OEM 2003 BMW 525i Thermostat Housing Sensor - 11-53-7-509-227
    Product Specifications
    • Notes: 525i, 530i; W/Thermostat
    • Item Dimensions: 9.0 x 7.1 x 6.0 inches
    • Item Weight: 1.00 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 11-53-0-139-877
    • Part Description: Thermostat Housing Sensor
    More Info
    $104.65 MSRP: $147.91
    You Save: $43.26 (30%)
  • Gates Engine Coolant Electric Water Pump for 2003 BMW 525i - 41531E

    Gates® Engine Coolant Electric Water Pump for 2003 BMW 525i

    PartNumber: 41531E
    Product Specifications
    • Application Description: Auxiliary Heater
    • Housing: Plastic/Steel
    • Impeller Material: Plastic
    • Includes Back Housing: No
    • Inlet Size: 0.87"
    • Number of Outlets: 1
    • OE Comparison Rating: OE Performance
    • Rotation of Impeller: Standard
    • Type: Electric
    • UPC: 770075670995
    • Part Description: Engine Coolant Electric Water Pump
    More Info
    $123.38
  • Delphi Coolant Temperature Sensor for 2003 BMW 525i - TS10544

    Delphi® Coolant Temperature Sensor for 2003 BMW 525i

    PartNumber: TS10544
    Product Specifications
    • Notes: Located in Lower Radiator Hose
    • Connector Gender: Female
    • Connector Quantity: 1
    • Connector Shape: Rectangle
    • Mounting Type: Push On
    • Terminal Gender: Male
    • Terminal Quantity: 2
    • Terminal Type: Blade
    • UPC: 689604304112
    • Wiring Harness Included: No
    • Part Description: Coolant Temperature Sensor
    More Info
    $19.34
  • Dorman Engine Coolant Recovery Tank for 2003 BMW 525i - 603-536

    Dorman® Engine Coolant Recovery Tank for 2003 BMW 525i

    PartNumber: 603-536
    Product Specifications
    • Cap Maximum Pressure Rating: 30 PSI
    • Cap Type: Spring Loaded Twist
    • Color: Black
    • Material: Plastic
    • Mount Hole Quantity: 1
    • OE Part Number: 17111436381
    • Pressurized: Yes
    • UPC: 019495241522
    • Part Description: Engine Coolant Recovery Tank
    More Info
    $46.11
  • Four Seasons Thermal Engine Cooling Fan Clutch for 2003 BMW 525i - 36706

    Four Seasons® Thermal Engine Cooling Fan Clutch for 2003 BMW 525i

    PartNumber: 36706
    Product Specifications
    • Notes: Std Rotation; Std Duty Thermal Fan Clutch
    • Bolt Hole Quantity: 3
    • Bolt Quantity: 3
    • Bolt Thread: M6 x 1.0 Hole
    • Clutch Maximum Diameter: 6.3
    • Clutch Type: A - 5" & 6" Import
    • Color: Raw Aluminum in Color
    • Distance From Clutch To Mounting Flange: 1.44
    • Electronic Clutch: Non Electronic
    • Fan Bolt Circle IN: 5.79
    • Fan Bolt Circle MM: 147.1
    • Material: Aluminum
    • Meets / Exceeds OEM: Yes
    • Mount Dia. IN: 1.25 HEX
    • Mount Dia. MM: 32 HEX
    • Mounting Hardware: Not Included
    • Mounting Hole Quantity: 3
    • Mounting Type: HEX
    • New or Reman: New
    • Overall Dia. MM: 160
    • Overall Height IN: 1.95
    • Overall Height MM: 49.6
    • Performance Rated: Yes
    • Pilot Depth IN: 0.52
    • Pilot Depth MM: 13.1
    • Pilot Dia. IN: M24x1.500
    • Rotation: STD
    • SDS Required: No (135233618)
    • Style: Standard Duty
    • UPC: 096361367067
    • Use Type: Standard
    • Part Description: Thermal Engine Cooling Fan Clutch
    More Info
    $93.15
  • Dayco Engine Coolant Water Pump for 2003 BMW 525i - DP269

    Dayco® Engine Coolant Water Pump for 2003 BMW 525i

    PartNumber: DP269
    Product Specifications
    • Notes: Serpentine Belt Driven
    • UPC: 036687985835
    • Part Description: Engine Coolant Water Pump
    More Info
    $41.43
  • Gates Engine Coolant Standard Water Pump for 2003 BMW 525i - 41057

    Gates® Engine Coolant Standard Water Pump for 2003 BMW 525i

    PartNumber: 41057
    Product Specifications
    • Housing: Cast Aluminum
    • Impeller Material: Plastic
    • Rotation of Impeller: Standard
    • Timing Belt Driven: No
    • UPC: 072053778571
    • Part Description: Engine Coolant Standard Water Pump
    More Info
    $41.22
  • Dorman Engine Coolant Thermostat Housing for 2003 BMW 525i - 902-813

    Dorman® Engine Coolant Thermostat Housing for 2003 BMW 525i

    PartNumber: 902-813
    Product Specifications
    • Notes: Housing; Incls Thermostat
    • Bleeder Hole: No
    • Bolt Hole Center To Bolt Hole Center: 3.1"; 3.2"; 4"; 3"
    • Bolt Hole Quantity: 4
    • Color/Finish: Black
    • Flange Length: 4.5"
    • Flange Thickness: 0.45"
    • Flange Width: 4.5"
    • Gasket Type: Gasket
    • Grade Type: Regular
    • Inside Diameter: 0.8"; 1.1"
    • Material: Plastic
    • Mounting Hardware Included: No
    • OE Part Number: 11537509227
    • Outlet Port Quantity: 1
    • Thermostat Opening Temperature (F): 206 Degrees
    • UPC: 037495547994
    • Part Description: Engine Coolant Thermostat Housing
    More Info
    $41.95
  • Victor Reinz Engine Coolant Thermostat Gasket for 2003 BMW 525i - 71-33071-00

    Victor Reinz® Engine Coolant Thermostat Gasket for 2003 BMW 525i

    PartNumber: 71-33071-00
    Product Specifications
    • Notes: with Plastic Housing
    • Material: Molded Rubber
    • UPC: 023913755607
    • Part Description: Engine Coolant Thermostat Gasket
    More Info
    $9.89
  • Four Seasons Engine Coolant Thermostat And Housing Assembly for 2003 BMW 525i - 85955

    Four Seasons® Engine Coolant Thermostat And Housing Assembly for 2003 BMW 525i

    PartNumber: 85955
    Product Specifications
    • Notes: w/ Thermostat
    • Flange Thickness: 0.555
    • Gasket or Seal Included: Included
    • Inlet Port Diameter: 1.146
    • Material: Aluminum
    • Meets / Exceeds OEM: Yes
    • Mounting Hole Quantity: 4
    • Outlet Port Diameter: 38.000
    • Overall Height IN: 2.224
    • Style: w/ Thermostat
    • Thermostat Included: Included
    • UPC: 096361859555
    • Part Description: Engine Coolant Thermostat And Housing Assembly
    More Info
    $83.33
  • GMB Engine Cooling Fan Clutch for 2003 BMW 525i - 915-2010

    GMB® Engine Cooling Fan Clutch for 2003 BMW 525i

    PartNumber: 915-2010
    Product Specifications
    • Notes: Clockwise (Std) Rotation; Thermal Fan Clutch; Std Duty
    • Bolt Circle Diameter: 5.79"
    • Bolt Hole Quantity: 3
    • Clutch Type: Thermal
    • Flange Diameter: 1.25"
    • Material: Aluminum
    • Rotation: Clockwise
    • Spring Type: Flat
    • Thread Diameter: M6x1.0
    • UPC: 083286187238
    • Part Description: Engine Cooling Fan Clutch
    More Info
    $114.46
  • STANT Engine Coolant Thermostat and Housing Assembly for 2003 BMW 525i - 14602

    STANT® Engine Coolant Thermostat and Housing Assembly for 2003 BMW 525i

    PartNumber: 14602
    Product Specifications
    • Notes: Seal Included Seal Included; OE Temperature
    • Bypass Plate Diameter: 1.69"
    • Flange Diameter (With Seal): 1.51"
    • Flange Diameter (Without Seal): 1.51"
    • Height from Flange to Bottom: 1.67"
    • OE Part Number: 11537509227, 11530139877, 11531437040, 11534509763, 11551436823
    • Temperature (F): 206 Degrees
    • UPC: 033342000995
    • Part Description: Engine Coolant Thermostat and Housing Assembly
    More Info
    $52.98
  • Walker Products Engine Coolant Level Sensor for 2003 BMW 525i - 211-1044

    Walker Products® Engine Coolant Level Sensor for 2003 BMW 525i

    PartNumber: 211-1044
    Product Specifications
    • UPC: 724620113307
    • Part Description: Engine Coolant Level Sensor
    $49.48
  • Gates Engine Coolant Molded Radiator Hose for 2003 BMW 525i - 23888

    Gates® Engine Coolant Molded Radiator Hose for 2003 BMW 525i

    PartNumber: 23888
    Product Specifications
    • Notes: w/Quick Connect Fitting
    • Branch Quantity: 0
    • Contains Spring: No
    • End 1 Inside Diameter: 1.534 in
    • End 2 Inside Diameter: 1.534 in
    • Material: EPDM, Plastic, Steel
    • Modular Components: 2 Female Quick Connectors, Bleeder Valve
    • Modular Hose: Yes
    • Molded: Yes
    • Number of Quick Connect Fittings: 2
    • OE Part Number: 74293
    • UPC: 770075526605
    • Part Description: Engine Coolant Molded Radiator Hose
    More Info
    $41.88
  • Dorman Engine Cooling Fan Blade for 2003 BMW 525i - 621-584

    Dorman® Engine Cooling Fan Blade for 2003 BMW 525i

    PartNumber: 621-584
    Product Specifications
    • Airflow Type: Puller
    • Blade Thickness: 2.5 mm
    • Blade Type: Forward Align Fin
    • Blades Count: 11
    • Bolt Circle Diameter: 150 mm
    • Color/Finish: Black
    • Diameter: 420 mm
    • Flexible Blades: No
    • Hub Depth: 45 mm
    • Hub Material: Steel
    • Installation Hardware Included: No
    • Item Grade: Standard Replacement
    • Material: Plastic
    • Maximum RPM: 3500 RPM
    • OE Part Number: 11521712058
    • Package Contents: 1 Clutch Fan Assembly
    • Package Quantity: 1
    • Packaging Type: Box
    • Rotation: Counterclockwise
    • UPC: 889245040718
    • Part Description: Engine Cooling Fan Blade
    More Info
    $40.85
  • facet Engine Coolant Thermostat and Housing Assembly with Gasket for 2003 BMW 525i - 7.8859

    facet® Engine Coolant Thermostat and Housing Assembly with Gasket for 2003 BMW 525i

    PartNumber: 7.8859
    Product Specifications
    • Notes: Incl Gasket,Housing & Thermostat
    • Part Description: Engine Coolant Thermostat and Housing Assembly with Gasket
    $43.03
  • VEMO Engine Coolant Thermostat with Gasket for 2003 BMW 525i - V20-99-1258-1

    VEMO® Engine Coolant Thermostat with Gasket for 2003 BMW 525i

    PartNumber: V20-99-1258-1
    Product Specifications
    • Notes: Grade: Aftermarket; Description: With Gasket; Temperature Range (Celsius): 97 C; Kit: Expert Kits +; Incl.Gasket,Housing and Thermostat
    • Number of Poles: 2
    • Opening Temperature [°C]: 97
    • Part Description: Engine Coolant Thermostat with Gasket
    More Info
    $89.12
  • VAICO Engine Coolant Water Pump for 2003 BMW 525i - V20-50012

    VAICO® Engine Coolant Water Pump for 2003 BMW 525i

    PartNumber: V20-50012
    Product Specifications
    • Notes: Grade: Aftermarket; Material Type: Metal Impeller; China
    • Heating/Cooling: Metal impeller
    • Housing Type: without housing
    • OE Part Number: 11511433712, 11511433828, 11511437648, 11511722536, 11511730414, 11511740241, 11511744243, 11517504040, 11517509985, 11517527910, 7503884, 7527910, 1433712, 11517527799, 7527799, 11517503884, 1433828, 1740241, 1722536, 1744243, 1730414, 7504040, 115111500
    • Operating Mode: Mechanical
    • Packaging height [cm]: 11,3
    • Packaging width [cm]: 12,9
    • Supplementary Article/Info 2: with water pump seal ring
    • Supplementary Article/Supplementary Info: with gaskets/seals
    • Weight [kg]: 1,147
    • Part Description: Engine Coolant Water Pump
    More Info
    $44.08
  • VAICO Engine Coolant Water Pump Pulley for 2003 BMW 525i - V20-1591

    VAICO® Engine Coolant Water Pump Pulley for 2003 BMW 525i

    PartNumber: V20-1591
    Product Specifications
    • Notes: Grade: Aftermarket; Description: Ripped V-Belt
    • Inner diameter [mm]: 40
    • Number of Ribs: 6
    • OE Part Number: 11 51 1 436 590, 1 436 590
    • Outer diameter 1 [mm]: 122
    • Packaging Depth [cm]: 6
    • Packaging height [cm]: 13,5
    • Packaging width [cm]: 13,5
    • Weight [kg]: 0,701
    • Width 1 [mm]: 42
    • Part Description: Engine Coolant Water Pump Pulley
    More Info
    $40.72
  • VEMO Engine Cooling Fan Clutch for 2003 BMW 525i - V20-04-1070-1

    VEMO® Engine Cooling Fan Clutch for 2003 BMW 525i

    PartNumber: V20-04-1070-1
    Product Specifications
    • Notes: Grade: Aftermarket; Dimensions: Blade: 420 mm
    • Diameter [mm]: 160
    • Height [mm]: 56
    • Operating Mode: Thermic
    • Outer diameter [mm]: 420
    • Packaging Depth [cm]: 8,5
    • Packaging height [cm]: 17
    • Packaging width [cm]: 17
    • Weight [kg]: 1,008
    • Part Description: Engine Cooling Fan Clutch
    More Info
    $81.52
  • Dayco Engine Coolant Curved Radiator Hose for 2003 BMW 525i - 72683

    Dayco® Engine Coolant Curved Radiator Hose for 2003 BMW 525i

    PartNumber: 72683
    Product Specifications
    • Color: Black
    • Contains Heat Shield: N
    • Contains Protective Sleeve: N
    • End 1 Inside Diameter: 1 17/32
    • End 1 Outside Diameter: 1 5/8
    • End 2 Inside Diameter: 1 17/32
    • End 2 Outside Diameter: 1 5/8
    • Hose Type: Single I.D. Hose
    • Material: EPDM
    • SAE Specification: SAE J20R4 Class D-1, SAE J1684 Type EC
    • Trunk Height: 16 1/2
    • UPC: 036687871893
    • Part Description: Engine Coolant Curved Radiator Hose
    More Info
    $34.16
  • Dorman Engine Coolant Water Pump Pulley for 2003 BMW 525i - 300-394

    Dorman® Engine Coolant Water Pump Pulley for 2003 BMW 525i

    PartNumber: 300-394
    Product Specifications
    • Attachment Type: Bolt On
    • Belt Type: Serpentine
    • Bolt Hole Diameter: 6.5 mm
    • Bolt Hole Quantity: 4
    • Color/Finish: Black
    • Depth: 41.5 mm
    • Grade Type: Regular
    • Groove Quantity: 6
    • Inside Diameter: 40 mm
    • Installation Instructions Included: No
    • OE Part Number: 11511436590
    • Oversized Pulley: No
    • Pulley Attachment Type: Bolt On
    • Pulley Material: Steel
    • Pulley Type: Serpentine
    • Pulley Type/Grooves: Serpentine
    • Pulley Width (in): 28.8 mm
    • Undersize Pulley: No
    • UPC: 885484551435
    • Part Description: Engine Coolant Water Pump Pulley
    More Info
    $51.40
  • Gates Engine Coolant Molded Radiator Hose for 2003 BMW 525i - 23889

    Gates® Engine Coolant Molded Radiator Hose for 2003 BMW 525i

    PartNumber: 23889
    Product Specifications
    • Notes: w/Quick Connect Fitting
    • Branch Quantity: 0
    • Contains Spring: No
    • End 1 Inside Diameter: 1.53 in
    • End 2 Inside Diameter: 1.53 in
    • Material: EPDM, Plastic, Steel
    • Modular Components: 2 Female Quick Connectors, Sensor Port
    • Modular Hose: Yes
    • Molded: Yes
    • Number of Quick Connect Fittings: 2
    • OE Part Number: 74295
    • UPC: 770075526018
    • Part Description: Engine Coolant Molded Radiator Hose
    More Info
    $40.06
1-30 of 101 Results
< Previous
1234
Next >