2003 BMW 525i Engine Cooling Parts

Essential 2003 BMW 525i Engine Cooling Parts

Motorad – Radiator Cap: 30 PSI (Part No.T-65)

Radiator Cap: 30 PSI

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$29.99
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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Carquest Premium – Engine Cooling Fan Module (Part No.ACC1313)

Engine Cooling Fan Module

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$94.99
All modern vehicles consist of several independent operating systems controlled by a main system processor with independent sub-processors. The sub-processors provide class 2 serial information data to the main processor while handling the operation of the system and carry the circuit load to protect the main operating system. When replacing any level processor programming may be needed to enter the unit into the vehicles main operating system.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
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Carquest Premium – Engine Coolant Level Sensor (Part No.FFA1123)

Engine Coolant Level Sensor

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$45.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Rein – Coolant Pipe (Part No.CHP0597)

Coolant Pipe

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$64.99
Rein Automotive OE quality coolant pipes fit European vehicles the way the original manufacturer intended. Designed to be a direct replacements for the OE coolant, Rein coolant pipes are identical to the OEM.

Product Features:
  • Designed as direct-fit replacements to ensure trouble-free proper installation.
  • Made to strict engineering quality standards.
  • Part is produced using only the highest quality materials.
  • Resistant to heat, salt, road debris, oil and other contaminants.
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Permatex – Sensor-Safe, High-Torque RTV Silicone Gasket Maker (Part No.82194)

Sensor-Safe, High-Torque RTV Silicone Gasket Maker

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$11.49
Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.

Product Features:
  • High torque and rigidity
  • Sensor-safe, non-corrosive formula
  • OEM specified
  • Low-odor, non-corrosive formula
  • Ideal for closed spaced bolt patterns
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Permatex – The Right Stuff Grey Instant Gasket Maker, 147ml Cartridge (Part No.34311)

The Right Stuff Grey Instant Gasket Maker, 147ml Cartridge

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$28.49
Specifically designed to perform under higher torque loads associated with engines having closely spaced bolt patterns (typically import vehicles). This product is blowout resistant, allowing leakproof gaskets to be made and put into service in just one minute. Sensor-safe, The Right Stuff GREY seals instantly, forming a reliable, long lasting elastomeric rubber gasket that outperforms pre-molded gaskets. Specified by major import OEMs, this material is resistant to powertrain fluids (oil, coolant and ATF) and operates in environments to 450°F (232°C) continuous; 500°F (260°C) intermittent.

Product Features:
  • Ideal for rigid cast aluminum parts
  • Meets OEM Specifications
  • Sensor safe & non-corrosive
  • Performs under higher torque loads associated with engines having closely spaced bolt patterns (typical of import vehicles)
  • Blowout resistant, allowing leakproof gaskets to be made in just one minute
  • Seals instantly, forming a reliable, long lasting elastomeric rubber gasket
  • Superior resistance to powertrain fluids including engine oil, transmission fluid, gear lube and coolants
  • Temperature range -60°C to 260°C (-75°F to 500°F) intermittent
  • Applications: Automotive, industrial and marine gaskets, valve covers, gearbox covers, pumps, compressors, oil pans, thermostat housings, water pumps, etc.
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Carquest Premium – New Auxiliary Water Pump (Part No.T1315)

New Auxiliary Water Pump

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$456.99
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:
  • Electric water pump
  • Specialized for vehicles using supplemented cooling for the engine or components
  • Plastic housing
  • All components necessary for installation are supplied with pump
  • Follow all enclosed instructions to maximize pump life and validate warranty
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Mahle – Thermostat (Part No.G400091331MAH)

Thermostat

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$98.30
Intelligent control systems from MAHLE are used in millions of applications worldwide to provide needs-based precision temperature control. Simple, effective, and tried and tested millions of times over: thermostat inserts from MAHLE provide meticulous regulation of coolant circuits around the world up to approximately 20 m3/h, and ensure ideal operating temperatures in light vehicles, trucks, stationary engines, and also agricultural and construction machinery. Wax elements are at the heart of all MAHLE thermostats and thermostat inserts. These maintenance-free, durable elements have proved their worth in millions of applications. MAHLE, Manufactures a wide range of variants with actuating forces of between 30 N and 2,500 N, small or large displacements, and for a large number of regulation ranges within a temperature span of -20C to +130C.

Product Features:
  • OE quality and design
  • Maintenance-free, durable elements
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Permatex – The Right Stuff: Grey, 1 Minute Gasket Maker, 10 OZ (Part No.34310)

The Right Stuff: Grey, 1 Minute Gasket Maker, 10 OZ

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$38.99
Permatex’s The Right Stuff 1 Minute Series offers the fastest return to service in just 1 minute! This leak-proof, elastomeric “Formed-in-place” material is more reliable and longer lasting than pre-cut gaskets. It is blowout resistant and protects against leaks and seepage caused by vibration and thermal expansion. The Right Stuff 1 Minute Grey is specified for high torque and high vibration applications and is formulated to meet or exceed performance standards for long-term sealability, durability and handling.

Product Features:
  • Designed to perform under higher torque loads associated with engines having closely spaced bolt patterns
  • Sensor-safe, non-corrosive, RTV silicone
  • Protects against leaks caused by vibration and thermal expansion
  • Meets performance specs of OE silicone gaskets
  • Quickly returns vehicle to service in just 1 minute
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APA/URO Parts – Radiator Mount (Part No.G1020426888APA)

Radiator Mount

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$9.45
Radiator Mount

Victor Reinz – Engine Water Pump Housing O-Ring (Part No.41-10453-00)

Engine Water Pump Housing O-Ring

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$3.49
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.
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Rein – Radiator Mount Brack (Part No.G1021946388RIN)

Radiator Mount Brack

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$78.60
Radiator Mount Brack

Elring – SEAL RING – COPPER (Part No.4M20011240ELR)

SEAL RING - COPPER

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$1.24
SEAL RING – COPPER

Behr – Expansion Tank Cap (Part No.G1040458946BEH)

Expansion Tank Cap

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$23.33
The Behr Expansion Tank Cap is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium Original Equipment replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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APA/URO Parts – Engine Cooling Fan Blade (Part No.G505028207APA)

Engine Cooling Fan Blade

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$62.57
The APA/URO Engine Cooling Fan Blade is designed for specific vehicle fit, form, and function providing quiet dependable operation and longer service life.

Product Features:
  • Manufactured and tested to OEM specifications
  • Precision assembled and balanced with all NEW components for vibration free operation
  • OE Design and Technology insures ease of installation right out of the box
  • Manufactured in ISO and TS Certified facilities
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MAHLE Original – Water Pipe Sealing Ring (Part No.C32348)

Water Pipe Sealing Ring

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$1.49
MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:
  • All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
  • MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
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Imperial – Electric Fan – 12" Diameter (Part No.226112)

Electric Fan - 12" Diameter

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$94.99
Electric fan with 12″ diameter. Imperial electric fans are reversible for push or pull operation and are designed with a thin, aerodynamic profile for applications with limited space.

Product Features:
  • Rapid-Cool® Thin-Line electric fans
  • 12″ Diameter
  • 800 CFM
  • Use as a pusher or puller fan
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APA/URO Parts – APA/URO Thermostat Housing (Part No.G401024722APA)

APA/URO Thermostat Housing

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$56.67
The APA/URO Thermostat Housing is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium aftermarket replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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Carquest Premium – Universal Fan Clutch – 5" Thermal Import/Compact (Part No.215014)

Universal Fan Clutch - 5" Thermal Import/Compact

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$121.99
Product Features:
  • Designed, tested, and built by application
  • OE performance, fit, and appearance
  • Precision machined
  • Out of box installation
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Rein – Water Pump Pulley (Part No.G30201334748RIN)

Water Pump Pulley

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$57.03
Water Pump Pulley

US MOTOR WORKS – Water Pump with Fan Clutch (Part No.MCK1094)

Water Pump with Fan Clutch

from

$151.99
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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Rein – Thermostat Assembly 97C (Part No.CTA0033)

Thermostat Assembly 97C

from

$84.99
Rein Automotive OE quality thermostat assemblies install, fit and perform the way the original manufacturer intended. These assemblies are designed to meet or exceed the OE materials used. Rein thermostat housings are constructed of metal or plastic based on vehicle specific factory requirements. The housings are constructed from molds cast directly from the OEM parts to meet the strict tolerances of the vehicle’s factory specifications. This ensures a smooth and easy installation, just as one would expect to find with OE quality. Rein thermostats are produced with high-quality metals and components to ensure proper durability and service life. The thermostats are temperature calibrated to have a consistent and precise response suiting cooling system needs. Our quality thermostat assemblies aim to provide the profession repair technician and vehicle owner the peace of mind and trust that is expected from an OE quality component.

Product Features:
  • Matches original equipment design specifications
  • Direct fitments allows easy installation
  • Manufactured to strict engineering standards/specifications in materials and tolerances
  • Thermostat set to 97 degrees Celsius to maintain optimal running temperature
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Rein – Rein Heater Hose (Part No.R3030181562RIN)

Rein Heater Hose

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$49.11
Designed to be direct replacements for OE hoses and assemblies, Rein hoses are identical, from the size and shape of their branches to the thermoplastic quick connect fittings when called for by the original manufacturer. Rein hose systems, feature integrated thermoplastic couplings, O-ring seals, and multiple connections that branch out to various engine components. Rein Automotive hoses are designed to fit just like the OE hose. No more cutting hoses to fit or repurposing old quick connect fittings.

Product Features:
  • Direct OE replacement for European cars
  • Integrated thermoplastic couplings and O-ring seals
  • Designed to go directly from the shelf to the vehicle. No cutting is ever needed
  • All cooling-water hose inner linings are resistant to electrochemical cracking
  • high strength and resistance to oil, mud, salt, road debris, and ozone
  • Resistance to distilled water and water ethylene glycol mixtures
  • Resistance to air temperatures of up to 135C
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Victor Reinz – Engine Coolant Thermostat Housing Seal (Part No.41-76149-00)

Engine Coolant Thermostat Housing Seal

from

$3.99
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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APA/URO – Engine Cooling Fan Shroud (Part No.G502075971APA)

Engine Cooling Fan Shroud

from

$42.40
The APA/URO Fan Shroud is manufactured to OE specifications. The durable plastic construction prevents resists expansion and cracking.

Product Features:
  • OE Quality
  • Direct replacement for a proper fit every time
  • Quality tested to ensure trouble-free installation and performance
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KAI – Radiator Fan Shroud For Models With Inline 6-Cylinder Engine (Part No.BM3110103)

Radiator Fan Shroud For Models With Inline 6-Cylinder Engine

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$79.99
New Platinum Pro Radiator Fan Shroud, Inline 6 Cylinder Engine

Product Features:
  • Inline 6 Cylinder Engine
  • 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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Vaico – Fan Shroud Rivet (Part No.G502575975VCO)

Fan Shroud Rivet

from

$1.27
Fan Shroud Rivet

2003 BMW 525i Engine Cooling Parts

Maybe you’re in the middle of a full rebuild of that 2003 BMW 525i. Maybe you just need a couple of Engine Cooling Parts. Either way, Advance Auto Parts has 69 different Engine Cooling Parts in our inventory ranging from $1.24 to $456.99. That means you can find the exact parts or products you need to keep that 2003 BMW 525i running smoothly.

Engine Cooling Parts are only as good as their brand. We stock 27 different brands to make sure you have plenty of trusted parts to choose from for your 2003 BMW 525i. Permatex, Carquest Premium, and Imperial are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Engine Cooling Parts for your 2003 BMW 525i, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 1,226 reviews in this category, some of the top rated parts include Adjustable Thermostatic Fan Control with 3.4 stars and Radiator Cap: 30 PSI with 4.1 stars.

So if you’re in the market for aftermarket Engine Cooling Parts to keep your 2003 BMW 525i rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Engine Cooling Parts Brands To Make Your 2003 BMW 525i Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 BMW 525i demands trusted brand parts and products to keep it running. Many trusted brands of Engine Cooling Parts make up Advance Auto Parts’ inventory, and all are ready to help make your 525i the best it can be. Be sure to browse some of our top Engine Cooling Parts brands and parts.

Popular Behr Engine Cooling Parts

We carry Behr parts in our stock across Radiators categories, plus more. For a 2003 BMW 525i, our most popular Behr Engine Cooling Parts include:
Radiator
from $282.44
(1)
Radiator
Radiators

Top 2003 BMW 525i Engine Cooling Parts from Permatex

Permatex products are another trusted brand when it comes to Engine Cooling Parts for your 2003 BMW 525i. Popular Permatex parts include:
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
from $6.99
(288)
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
Engine Water Pump Inlet Pipe Gaskets
Sensor-Safe, High-Torque RTV Silicone Gasket Maker
from $11.49
(95)
Sensor-Safe, High-Torque RTV Silicone Gasket Maker
Water Pump Housing Gaskets
Sensor-Safe, High Torque RTV Silicone Gasket Maker
from $6.99
(9)
Sensor-Safe, High Torque RTV Silicone Gasket Maker
Engine Water Pump Inlet Pipe Gaskets

FAQs for 2003 BMW 525i Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the 2003 BMW 525i?

Out of 69 Engine Cooling Parts for the 2003 BMW 525i, the most popular in our inventory are:
Engine Water Pump: New, Gasket/Seals Included
from $78.99
(32)
Engine Water Pump: New, Gasket/Seals Included
Water Pumps
Integrated Thermostat Housing: With Sensor, With Seal, 207 Degrees
from $73.99
(47)
Integrated Thermostat Housing: With Sensor, With Seal, 207 Degrees
Thermostat and Water Outlet Assemblies
Adjustable Thermostatic Fan Control
from $22.99
(35)
Adjustable Thermostatic Fan Control
Engine Cooling Fan Controllers

What are the top-rated 2003 BMW 525i Engine Cooling Parts?

Top-rated Engine Cooling Parts for your 2003 BMW 525i based on customer reviews/ratings are:
Adjustable Thermostatic Fan Control
from $55.99
(33)
Adjustable Thermostatic Fan Control
“If you read the instructions it’s pretty self explanatory.”
Radiator Cap: 30 PSI
from $23.99
(14)
Radiator Cap: 30 PSI
“Fit my 2004 BMW 330xi. Came as described.”
Electric Fan - 10" Diameter
from $67.99
(14)
Electric Fan – 10" Diameter
“So, the Air Conditioner Condenser fan motor failed on my 2003 Dodge Ram 1500. It turns out that the 2002 – 2005 Rams all use the same AC Condenser fa”