2004 BMW 745i Engine Cooling Parts

Keep Your 2004 BMW 745i in Top Shape with Quality Engine Cooling Parts

Whether you’re repairing or upgrading your Engine Cooling Part, using high-quality parts is key to keeping your 2004 BMW 745i looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Thermostats, Thermostat and Water Outlet Assemblies, and Water Pumps. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Engine Cooling Parts from Trusted Brands

Looking for a reliable Engine Cooling Part? We’ve got you covered with options from brands you know and trust like DriveWorks, Imperial, and Mahle. For example, DriveWorks Engine Cooling Parts start at just $145.99 with an average 4.3 star rating. Imperial and Mahle offer similar pricing and quality, backed by strong customer feedback. With over 113 reviews and a solid 4 star average, you can shop with confidence knowing other BMW 745i owners approve.

Explore Related Parts

While you’re upgrading or replacing your Engine Cooling Part, don’t forget to check out other key components like Air Conditioning Parts and Blower Motor and Related Products. At Advance Auto Parts, we’re here to help you keep your 2004 BMW 745i in peak condition, inside and out.

Essential 2004 BMW 745i Engine Cooling Parts

Imperial – Thermostatic Fan Control – Preset (Part No.226206)

Thermostatic Fan Control - Preset

from

$46.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:
  • Preset thermostatic fan control
  • 185 Deg. F preset
  • For use with Imperial electric fans
  • Probe installs into radiator fins
  • Contains gaskets, O-rings, or seals to properly replace the product
  • Brass construction for accurate temperature sensing
  • Zinc coated terminal to resist corrosion
  • Vehicle specific applications
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US MOTOR WORKS – Water Pump with Fan Clutch (Part No.MCK1051)

Water Pump with Fan Clutch

from

$319.99
US Motor Works Professional Series Water Pump with Fan Clutch are designed to replace the mechanical components of a cooling system. A proper water pump replacement should include a new fan clutch as the two are connected to the same shaft and work together to move the air and cooling fluid. Replacing one without the other can damage the new part and cause repeat work or engine trouble. This matched set will allow your vehicle continued operation in the demanding environment of today’s engine. All components are brand new and QA inspected for perfect fit and function. Restore your cooling power by installing a US Motor Works Professional Series Water Pump with Fan Clutch.

Product Features:
  • Fan clutch mounts to the water pump and should be replaced at the same time.
  • Matched set for proper water pump or fan clutch replacement
  • Includes mounting hardware, gaskets and accessories as required.
  • Complete mechanical cooling parts replacement
  • Factory tested and 100% new product
  • Meets or exceeds OEM quality
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Carquest Premium – Radiator Cap: 30 PSI (Part No.10247)

Radiator Cap: 30 PSI

from

$25.99
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
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Motorad – Integrated Thermostat Housing: With Sensor, With Seal, 221 Degrees (Part No.606-221)

Integrated Thermostat Housing: With Sensor, With Seal, 221 Degrees

from

$84.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable

Product Features:


    Product Features:
    • High grade stainless steel and copper construction
    • Meets or exceeds OEM standards
    • Consistent and precise response to cooling system needs
    • Original equipment design for worry-free direct fit replacement
    • 100% tested and calibrated
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Carquest Premium – Coolant Temperature Sensor 1TS1015 (Part No.WTC1038)

Coolant Temperature Sensor 1TS1015

from

$28.99
Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • OE precision matched thermistor ensuring Carquest sensors match OE output resistances across all temperature positions
  • O-rings, seals or thread sealant are included if required
  • Weather-tight connectors prevent leaks and corrosion for longer life
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
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Rein – Expansion Tank Kit (Part No.EPK0021)

Expansion Tank Kit

from

$147.99
Rein Automotive OE quality expansion tank kits, install, fit and perform the way the original manufacturer intended. These tanks are designed to match or exceed the OE materials used and are produced from virgin plastic with no regrind to prevent cracking from heat cycles and ensure the plastic is durable and will have a long service life

Product Features:
  • Includes sensor (if applicable) and Cap
  • Produced from virgin plastic meeting/exceeding OE specifications and ensuring long life
  • Resistant to cracking and wear from heat cycles preventing coolant loss
  • Direct fitment allows easy installation
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Dorman – Help – Radiator Drain Cock Screw-In Type With Washer (Part No.61145)

Radiator Drain Cock Screw-In Type With Washer

from

$7.49
This radiator drain petcock is a direct replacement for the original equipment plug that may have deteriorated or corroded. Made of quality materials, this petcock is engineered to strict standards for durable use over time.

Product Features:
  • Direct replacement – this radiator drain petcock matches the fit and function of the original equipment part
  • Durable construction – this part is made of quality materials for a long service life
  • Saves money – offers original equipment quality at a competitive price
  • Quality assured – this petcock has undergone virtual testing to assure proper fit and function
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Rein – Water Hose (Part No.CHE0481)

Water Hose

from

$19.99
Rein Automotive OE quality coolant hoses fit European vehicles the way the original manufacturer intended. Designed to be direct replacements for OE hoses and hose assemblies, Rein hoses are identical to the OEM, from the size and shape of their branches to the thermoplastic quick connect fittings.

Product Features:
  • Reduces installation time.
  • No cutting, refitting or adjusting the hose.
  • Prevents leaks and comebacks from reusing old quick connectors and o-rings.
  • Resistant to heat, salt, road debris, oil and other contaminants.
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Dorman – Automatic Transmission Oil Cooler Thermostat (Part No.902-5908)

Automatic Transmission Oil Cooler Thermostat

from

$103.99
This automatic transmission oil cooler thermostat is designed to match the fit and function of the original thermostat on specified applications, and is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this automatic transmission oil cooler thermostat is designed to match the fit and function of the original thermostat on specified applications
  • Restores functionality – reliable replacement for an original part that has failed due to fatigue, vibration or contamination
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Carquest Premium – Universal Standard Rotation Thermal Standard Duty Fan Clutch (Part No.215051)

Universal Standard Rotation Thermal Standard Duty Fan Clutch

from

$279.99
Product Features:
  • Designed, tested, and built by application
  • OE performance, fit, and appearance
  • Precision machined
  • Out of box installation
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Victor Reinz – Engine Coolant Pipe O-Ring (Part No.41-10452-00)

Engine Coolant Pipe O-Ring

from

$6.29
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Victor Reinz – Engine Coolant Thermostat Housing Gasket (Part No.41-77548-00)

Engine Coolant Thermostat Housing Gasket

from

$2.99
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Carquest Premium – Engine Auxiliary Water Pump (Part No.T7090)

Engine Auxiliary Water Pump

from

$379.99
This new pump is 100% tested to ensure the highest quality. Each unit is built to meet or exceed all OE specifications and is validated for fit, form, and function. Application specific design to ensure a perfect fit and correct operation for unsurpassed quality.

Product Features:
  • All components necessary for installation are supplied with pump
  • Specialized for vehicles using supplemented cooling for the engine or components
  • Follow all enclosed instructions to maximize pump life and validate warranty
  • Plastic housing
  • Electric water pump
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Dorman – Auxiliary Coolant Pump (Part No.902-072)

Auxiliary Coolant Pump

from

$183.99
This engine auxiliary water pump is designed to match the fit and function of the original pump on specified applications, and is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this engine auxiliary water pump is designed to match the fit and function of the original pump on specified applications
  • Restores functionality – reliable replacement for an original pump that has failed to provide sufficient water flow
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Victor Reinz – Engine Water Pump Gasket (Part No.71-17659-00)

Engine Water Pump Gasket

from

$27.49
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
See More

Carquest Premium – Engine Coolant Level Sensor (Part No.FFA1003)

Engine Coolant Level Sensor

from

$32.99
The engine cooling system is critical to engine sustainability under all operating conditions. The Coolant Level Sensor reports the level of coolant either in the radiator overflow container or in the radiator tank.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
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Imperial – Electric Fan, 14" Diameter (Part No.226114)

Electric Fan, 14" Diameter

from

$99.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:
  • Motors built and tested to quality specifications
  • 14 in. universal fit reversible fan
  • 1250 CFM
  • UNIVERSAL fan, NOT a direct OE replacement. Measure core and verify space.
  • Motors built and tested to quality specifications
  • 14 in. universal fit reversible fan
  • 1250 CFM
  • UNIVERSAL fan, NOT a direct OE replacement. Measure core and verify space.
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KAI – Radiator Fan Assembly For 525I/530I To 7/05, And 3/03-08 745I (Part No.BM3120100)

Radiator Fan Assembly For 525I/530I To 7/05, And 3/03-08 745I

from

$665.99
New Platinum Pro Engine Cooling Fan Assembly, For 525I/530I To 7/05 And 745I 3/03-08

Product Features:
  • For 525I/530I To 7/05 And 745I 3/03-08
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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Carquest Premium – Integrated Thermostat Housing (Part No.85956)

Integrated Thermostat Housing

from

$85.99
All-in-one bolt on solution for a complete repair

Product Features:
  • Meets and/or exceeds OEM standard
  • Includes quality gasket or O-ring  to ensure proper seal (where applicable
  • Includes quality gasket or O-ringá to ensure proper seal (where applicable
  • Coated with corrosion and rust inhibitor
  • 100% leak tested
  • All-in-one bolt on solution for a complete repair
  • Includes quality thermostat
  • Meets and/or exceeds OEM standard
  • Includes quality gasket or O-ring to ensure proper seal (where applicable)
  • Coated with corrosion and rust inhibitor
  • 100% leak tested
  • All-in-one bolt on solution for a complete repair
See More

Carquest Premium – Radiator (Part No.412826)

Radiator

from

$339.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
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Dorman – Radiator Fan Assembly: Single, with Controller, Cost Effective and Reliable (Part No.621-190)

Radiator Fan Assembly: Single, with Controller, Cost Effective and Reliable

from

$772.99
This engine cooling fan assembly is precision-engineered to match the fit and performance of the stock radiator fan on specific vehicle years, makes and models. It has been rigorously tested to ensure it cools as effectively as the original part.

Product Features:
  • Ideal replacement – this engine cooling fan assembly was precision-engineered to match the fit and performance of the stock radiator fan assembly on specific vehicles
  • Complete package – assembly is designed with the same materials and components as the original part
  • Quality assured – motors are tested in laboratory settings to ensure performance
  • Cost effective and reliable – trustworthy manufacturing for far less than same part at the dealership
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Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T2283)

Engine Water Pump: New, Gasket/Seals Included

from

$199.99
Carquest Premium water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, hub, bearings, gaskets and seals are designed for long-lasting service life. These water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.

Product Features:
  • 100% tested for reliable performance
  • Durable housing features precisely machined mounting surface for proper sealing and fitment
  • Equipped with weep chamber or similar feature to help prevent unnecessary replacement
  • Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
  • All gaskets or seals necessary for water pump are included
  • This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
  • This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
  • This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components
See More

Driveworks Water Pumps – Water Pump: New, Installation Gasket Included (Part No.57-1623)

Water Pump: New, Installation Gasket Included

from

$153.99
Driveworks Water Pumps offer a complete replacement part solution, with application coverage that spans from antique to present-day vehicles. All units are 100% tested and engineered to meet or exceed OEM performance, providing you a quality product you and your vehicle can rely on. All units are manufacturered with brand new components and are packaged with all gaskets required for replacement.

Product Features:
  • 100% Factory tested for leakage and dimensional precision
  • Manufactured to original casting specifications to ensure a proper fit and proper water flow for efficient cooling
  • Bearings made of heat-treated carbon or carburized steel are sealed and lubricated to ensure smooth performance throughout units life
  • Assembled with new, high-quality unitized shaft seals to prevent premature leakage
  • Supplied with gasket and other seals/gaskets as applicable per application to help complete the job
  • This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
See More

Driveworks Water Pumps – Water Pump (Part No.57-1688)

Water Pump

from

$145.99
Using advanced re-engineering materials and processes, our remanufactured water pumps match O.E. fit and performance. Each unit is supplied with new, unitized seals and the proper O.E.-specified bearing design to meet the specific radial and axial load.

Product Features:
  • 100% leak testing and hub-pull testing ensures reliable performance.
  • O.E.-supplied NEW unitized seals ensure long-lasting, trouble-free performance.
  • The proper O.E. specified bearing design is installed to meet the specific radial and axial load requirements of each application. This ensures longer bearing life and reliable performance.
  • Thermostat seal and mounting gasket are supplied for ease of installation (where applicable).
See More

Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T4215)

Engine Water Pump: New, Gasket/Seals Included

from

$208.99
Carquest Premium water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, hub, bearings, gaskets and seals are designed for long-lasting service life. These water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.

Product Features:
  • 100% tested for reliable performance
  • Durable housing features precisely machined mounting surface for proper sealing and fitment
  • Equipped with weep chamber or similar feature to help prevent unnecessary replacement
  • Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
  • All gaskets or seals necessary for water pump are included
  • This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
  • This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
  • This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components
See More

Most Popular Thermostat for 2004 BMW 745is

Enhance your 2004 BMW 745i with this popular Thermostat we have in stock, for $85.99.

Carquest Premium – Integrated Thermostat Housing (Part No.85956)

Integrated Thermostat Housing

from

$85.99
All-in-one bolt on solution for a complete repair

Product Features:
  • Meets and/or exceeds OEM standard
  • Includes quality gasket or O-ring  to ensure proper seal (where applicable
  • Includes quality gasket or O-ringá to ensure proper seal (where applicable
  • Coated with corrosion and rust inhibitor
  • 100% leak tested
  • All-in-one bolt on solution for a complete repair
  • Includes quality thermostat
  • Meets and/or exceeds OEM standard
  • Includes quality gasket or O-ring to ensure proper seal (where applicable)
  • Coated with corrosion and rust inhibitor
  • 100% leak tested
  • All-in-one bolt on solution for a complete repair
See More

Best-Selling 2004 BMW 745i Thermostat and Water Outlet Assembly

Upgrade your 745i with our best-selling Thermostat and Water Outlet Assembly with a 5 Starts rating across 2 reviews.

Motorad – Integrated Thermostat Housing: With Sensor, With Seal, 221 Degrees (Part No.606-221)

Integrated Thermostat Housing: With Sensor, With Seal, 221 Degrees

from

$84.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable

Product Features:


Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
See More

Top-Quality Water Pumps for 2004 BMW 745is

Choose a high-quality OEM or aftermarket Water Pump for BMW 745is and enjoy top-notch performance from $145.99.

Driveworks Water Pumps – Water Pump (Part No.57-1688)

Water Pump

from

$145.99
Using advanced re-engineering materials and processes, our remanufactured water pumps match O.E. fit and performance. Each unit is supplied with new, unitized seals and the proper O.E.-specified bearing design to meet the specific radial and axial load.

Product Features:
  • 100% leak testing and hub-pull testing ensures reliable performance.
  • O.E.-supplied NEW unitized seals ensure long-lasting, trouble-free performance.
  • The proper O.E. specified bearing design is installed to meet the specific radial and axial load requirements of each application. This ensures longer bearing life and reliable performance.
  • Thermostat seal and mounting gasket are supplied for ease of installation (where applicable).
See More

Driveworks Water Pumps – Water Pump: New, Installation Gasket Included (Part No.57-1623)

Water Pump: New, Installation Gasket Included

from

$153.99
Driveworks Water Pumps offer a complete replacement part solution, with application coverage that spans from antique to present-day vehicles. All units are 100% tested and engineered to meet or exceed OEM performance, providing you a quality product you and your vehicle can rely on. All units are manufacturered with brand new components and are packaged with all gaskets required for replacement.

Product Features:
  • 100% Factory tested for leakage and dimensional precision
  • Manufactured to original casting specifications to ensure a proper fit and proper water flow for efficient cooling
  • Bearings made of heat-treated carbon or carburized steel are sealed and lubricated to ensure smooth performance throughout units life
  • Assembled with new, high-quality unitized shaft seals to prevent premature leakage
  • Supplied with gasket and other seals/gaskets as applicable per application to help complete the job
  • This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
See More

Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T2283)

Engine Water Pump: New, Gasket/Seals Included

from

$199.99
Carquest Premium water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, hub, bearings, gaskets and seals are designed for long-lasting service life. These water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.

Product Features:
  • 100% tested for reliable performance
  • Durable housing features precisely machined mounting surface for proper sealing and fitment
  • Equipped with weep chamber or similar feature to help prevent unnecessary replacement
  • Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
  • All gaskets or seals necessary for water pump are included
  • This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
  • This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
  • This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components
See More

Top Picks for 2004 BMW 745i Coolant Reservoir Caps

Invest in one of our 2 durable Coolant Reservoir Caps for your 2004 BMW, knowing you’re getting trusted brands and expert craftsmanship.

Carquest Premium – Radiator Cap: 30 PSI (Part No.10247)

Radiator Cap: 30 PSI

from

$25.99
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
See More

Rein – Cap-Expansion Tank (Part No.CPE0030P)

Cap-Expansion Tank

from

$20.99
Rein Automotive OE Quality expansion tank caps are designed to be direct replacements for OE caps. Rein caps are designed to match or exceed the OE materials used and are produced to the highest standards to ensure long service life. Rein Automotive OE quality expansion tank caps keep the coolant system at the proper pressure just like the OE cap.

Product Features:
  • Manufactured to strict engineering standards/specifications in materials and tolerances.
  • Direct fit.
  • Meets or exceeds pressure specifications demanded by the OE manufacturer.
  • Produced by an original equipment supplier.
See More

Our Radiators for 2004 BMW 745is

Make a smart move for your 2004 BMW 745i with our Radiator for $339.99.

Carquest Premium – Radiator (Part No.412826)

Radiator

from

$339.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
See More

Top-Rated Engine Cooling Part Brands For Your 2004 BMW 745i

When it comes to finding the perfect Engine Cooling Part for your 2004 BMW 745i, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 13 trusted brands. We carry the most popular Engine Cooling Part brands including Mahle, DriveWorks, and Imperial, and more, all known for their exceptional customer ratings (average brand rating of 4.4 stars) and competitive prices, as low as $3.49. Purchasing a Engine Cooling Part from us here at Advance Auto Parts is a smart move for both you and your 2004 BMW 745i, providing peace of mind with parts that meet or exceed OEM standards.

Popular Mahle 2004 BMW 745i Engine Cooling Parts

If you’re looking for a top-quality Engine Cooling Part for your 2004 BMW 745i, Advance Auto Parts has exactly what you need with our selection of Mahle Engine Cooling Parts. We have 1 Mahle Engine Cooling Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $3.49, you’ll find the perfect Engine Cooling Part for your needs and budget. Mahle Engine Cooling Parts for the 2004 BMW 745i come highly rated, with over 3 customer reviews and an impressive average rating of 4.4 stars. Choosing a Mahle Engine Cooling Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Engine Coolant Thermostat Housing Gasket
from $3.49
(3)
Engine Coolant Thermostat Housing Gasket
“Part installed easily and fit/functions well. No more noise from the front end.”

Top-Quality DriveWorks 2004 BMW 745i Engine Cooling Parts

For those in search of a high-quality Engine Cooling Part for their 2004 BMW 745i, Advance Auto Parts offers a great selection of DriveWorks Engine Cooling Parts. With 2 DriveWorks Engine Cooling Parts in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Engine Cooling Parts start at just $145.99, with an average price of $149.99, giving you a range of options to suit your budget. Backed by over 2 customer ratings and an average rating of 4.3 stars, DriveWorks Engine Cooling Parts provide both reliability and excellent performance. Choosing a DriveWorks Engine Cooling Part from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Water Pump
from $145.99
(1)
Water Pump
“Working great in myE-60 BMW 545i, N62 engine”
Water Pump: New, Installation Gasket Included
from $153.99
(1)
Water Pump: New, Installation Gasket Included
“First pump had a defects it cost me another alternater hose due to the water pump was to small when I returned the pump 1 than match it with pump 2 . ”

FAQs for 2004 BMW 745i Engine Cooling Parts

What are the best-selling Engine Cooling Parts for 2004 BMW 745is?

Out of 36 Engine Cooling Parts that fit 2004 BMW 745is, the following parts are the top sellers:

What’s the price range for 2004 BMW 745i Engine Cooling Parts?

The prices of Engine Cooling Parts for the 2004 BMW 745i range from $2.99 up to $772.99 for the most premium parts.

What is the average price of an Engine Cooling Part for a 2004 BMW 745i?

The average price for Engine Cooling Parts for the 2004 BMW 745i is $144.37. Keep in mind the variety of part types within our Engine Cooling Part category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Cooling Parts for other BMW 745i model years?

Yes, we carry Engine Cooling Parts for 2 model years of BMW 745is between 2002 and 2005. The following model years are the most popular for Engine Cooling Part purchases: 2005, 2003, and 2002.

What are the cheapest Engine Cooling Parts for my 2004 BMW 745i?

The cheapest 2004 BMW 745i Engine Cooling Parts we carry are:

Does Advance Auto Parts sell Engine Cooling Parts for any other 2004 BMW models?

Yes. We stock Engine Cooling Parts for 16 other popular 2004 BMW models. Some of the most popular are 2004 325i Engine Cooling Parts, 2004 M3 Engine Cooling Parts, 2004 325xi Engine Cooling Parts, 2004 530i Engine Cooling Parts, and 2004 330i Engine Cooling Parts.

What are the top-rated Engine Cooling Parts that fit the 2004 BMW 745i?

The one 2004 BMW 745i Engine Cooling Part we have in stock is the Engine Coolant Thermostat Housing Gasket. It costs $2.99.

What types of Engine Cooling Parts do you sell for my 2004 BMW 745i?

As of 11/2/25, these are some of the most in-demand types of Engine Cooling Parts for a 2004 BMW 745i:

Can I get help with 2004 BMW 745i Engine Cooling Part orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about BMW Engine Cooling Parts and more.

What is your return policy for BMW 745i Engine Cooling Parts?

Advance Auto Parts keeps returns simple. For new BMW 745i Engine Cooling Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.