2003 BMW 525i Engine Parts

Essential 2003 BMW 525i Engine Parts

FAE – Engine Coolant Temperature Sensor (Part No.C6020168981FAE)

Engine Coolant Temperature Sensor

from

$23.26
The FAE Engine Coolant Temperature Sensor 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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Elring – Water Pump O-Ring (Part No.G3059279771ELR)

Water Pump O-Ring

from

$4.00
Water Pump O-Ring

Rein – Cap-Oil (Part No.CPL0022)

Cap-Oil

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$7.99
Rein Automotive OE quality oil caps fit European vehicles the way the original manufacturer intended. Designed to be direct replacement for the OE cap. Rein caps are designed to match or exceed the OE materials used and are produced to the highest standards to ensure long service life.

Product Features:
  • Prevents moisture and debris from entering and contaminating the system
  • Direct fit
  • Manufactured to strict engineering standards/specifications in materials and tolerances
  • Produced by an original equipment supplier
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National – Shaft Repair Sleeve (Part No.99147)

Shaft Repair Sleeve

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$38.99
National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
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Rein – Expansion Tank Kit (Part No.EPK0015)

Expansion Tank Kit

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$66.99
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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Corteco – Engine Harmonic Balancer (Part No.A2210381257CFW)

Engine Harmonic Balancer

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$192.29
Corteco Harmonic Balancers feature a stress-resistant rubber bond that withstands the damaging effects of heat, salt, ozone and general wear and tear. Corteco Harmonic Balancers undergo detailed dimensional checks of the full assembly and critical components to ensure the strength and integrity of the part.

Product Features:
  • OE Quality
  • Includes woodruff key, bolts, and washers for a complete repair (where applicable)
  • Direct replacement to ensure proper fit
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Carquest Premium – Cylinder Head Temperature Sensor with Washer (Part No.WTC1071)

Cylinder Head Temperature Sensor with Washer

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$19.99
Approved materials for increased durability in even the most extreme temperatures. All MotoRad Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • Thread Sealant and/or O-ring pre-installed on applicable sensors to ensure leak free performance
  • Brass sensor housing precision machined to meet or exceed OE thermal conductivity
  • OE precision matched thermistor position for correct output parameters
  • Extensive product testing includes salt spray, high/low temperature impact, thermal vibration, durability, static electricity, and micro tension, among other tests, to ensure all sensors meet or exceed OEM specifications.
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APA/URO Parts – Engine Cooling Auxiliary Fan Switch Seal (Part No.G5031449796APA)

Engine Cooling Auxiliary Fan Switch Seal

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$2.84
The APA/URO Engine Cooling Fan Switch Seal 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 – Engine Variable Valve Timing (VVT) Oil Control Valve (Part No.VVA1565)

Engine Variable Valve Timing (VVT) Oil Control Valve

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$62.99
Engine Variable Valve Timing (VVT) Oil Control Valve

Iwis – Timing Chain (Part No.A510091396IWI)

Timing Chain

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$84.73
Timing Chain

Elring – Cylinder Head Gasket Set (Part No.A8100156822ELR)

Cylinder Head Gasket Set

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$104.19
Metaloflex Cylinder-head Gaskets Elring cylinder-head gaskets are high-tech components used in modern combustion engines. As key components, they help to ensure that engines run efficiently, reliably and economically. Developed by ElringKlinger, Metaloflex is a globally recognized brand of innovative metal layer cylinder-head gaskets made of beaded, elastomer-coated spring steel layers. Multilayer steel cylinder-head gaskets are available in various bead designs and with a different number of layers, depending on the OE specification of the respective car manufacturer. Metaloflex gaskets may be of single or multi-layer design depending on the application. Thanks to the modular design elements, this sealing system can be individually adapted to suit the requirements of the specific engine. This technology avoids the need for time-consuming, costly iterative processes whilst guaranteeing maximum engine design flexibility.

Product Features:
  • Produced from spring steel for long-lasting flexibility of beads
  • Thermal stability up to 600F
  • Full or partial FPM surface coverage of head and block layer for micro-sealing of liquids and combustion gas – extended service life
  • Heat treatment of functional layers further enhances gasket durability and this technology is exclusively applied to ElringKlinger metal gaskets
  • Tightening instructions provided with each gasket for perfect results
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Victor Reinz – Engine Valve Stem Oil Seal Set (Part No.12-26058-03)

Engine Valve Stem Oil Seal Set

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$8.99
Whether you are a professional technician or a skilled do-it-yourselfer, you need easy access to Victor Reinz quality at every level of the engine all in one box and without any surprises. Protective packaging, informative labels, and state-of-the art electronic cataloging, ensure you receive precisely the gaskets and seals needed for a successful, long-lasting repair.

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.
  • Low friction, Minimum power consumption, High chemical resistance, Low breakaway torque after standstill.
  • Able to be used in applications with minimal lubrication.
  • Thermal properties with a wide range of operating temperatures.
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Driveworks – Camshaft Seal (Part No.S-99139)

Camshaft Seal

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$23.99
Product Features:
  • Brand may vary by location
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Victor Reinz – Engine Valve Cover Grommet Set (Part No.15-33388-01)

Engine Valve Cover Grommet Set

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$10.79
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.
  • Meets or exceeds OE specifications
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Rein – Breather Valve (Part No.ABH0175)

Breather Valve

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$114.99
Rein Automotive OE Quality Breather Valves fit European vehicles the way the original manufacturer intended. Designed to be a direct replacement for the breather valve, Rein breather valves are identical to the OEM.

Product Features:
  • Direct replacement for easy installation.
  • Manufactured to strict engineering quality standards.
  • Manufactured with high quality materials.
  • Restores proper factory crankcase pressure.
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MTC – Valve Cover Washer (Part No.A3162946353MTC)

Valve Cover Washer

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$2.76
Valve Cover Washer

APA/URO Parts – Valve Cover Nut (Part No.A3110336921APA)

Valve Cover Nut

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$7.74
Valve Cover Nut

Factory Air – O-Ring & Gasket A/C System Seal Kit (Part No.26772)

O-Ring & Gasket A/C System Seal Kit

from

$27.49
High quality OE replacement part with all components needed to complete the job

Product Features:
  • All the seals needed to complete the job
  • Compatible with both R12 and R134a refrigerants
  • Application specific
  • SUV and rear air applications
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Dorman – Camshaft Position Sensor (Part No.907-700)

Camshaft Position Sensor

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$75.99
This engine camshaft position sensor is designed to match the fit and function of an original sensor to help ensure the engine control unit receives proper inputs when an original sensor has failed from heat or internal component damage.

Product Features:
  • Direct replacement – this engine camshaft position sensor is designed to match the fit and function of an original sensor on specified vehicles
  • Ideal solution – engineered to help ensure the engine control unit receives proper inputs when an original sensor has failed from heat or internal component damage
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Carquest Premium – Engine Crankshaft Position Sensor (Part No.CSA1613)

Engine Crankshaft Position Sensor

from

$79.99
A leader in vehicle electronic solutions, each premium product meets or exceeds OE specifications in appearance, fit, and function, ensuring easy installation and excellent performance. The product has been tested under extreme environments, including thermal shock and vibration, with unparalleled reliability, durability, and accuracy.

Product Features:
  • Products are produced in ISO 14001 and IATF 16949 certified facilities to ensure the highest quality and consistency throughout the production process.
  • Reliable circuit board and product structure design, 3D proofing, and field test verification to ensure correct signal output at all speeds.
  • Manufactured in an anti-static environment to ensure reliability and stability.
  • Extreme temperature and salt spray tests simulate real-world vehicle conditions to ensure durability and reliability.
  • Providing this premium product line, we meet the service professionals needs with the highest quality product every time the part comes out of the box.
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Victor Reinz – Engine Oil Pan Gasket (Part No.71-24600-20)

Engine Oil Pan Gasket

from

$20.49
Built to meet or exceed the standards of original equipment manufacturers around the world and avoid comebacks Victor Reinz oil pan gaskets deliver the seal that prevents drops on the driveway. Victor Reinz engineers select the best designs and materials for the specific application. The level of sophistication in oil pan gasket form and function has jumped greatly in recent years, with the gasket often being an integral part of the manufacturers efforts to control engine noise, vibration, and harshness (NVH). Only a company with innovative gasket technology can supply the right gasket for every application, new or old.

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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Mahle – Valve Cover Bolt Kit (Part No.A31661197212MAH)

Valve Cover Bolt Kit

from

$60.69
Valve Cover Bolt Kit

Iwis – Oil Pump Chain (Part No.A603011948IWI)

Oil Pump Chain

from

$32.27
Oil Pump Chain

MAHLE Original – Cylinder Head Bolts (Part No.GS33409)

Cylinder Head Bolts

from

$31.99
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
  • Cylinder head bolt set (GS) contains the head bolts necessary to replace one cylinder head. Torque-to-yield bolts cannot be reused, new fasteners ensure proper sealing load when used with new MAHLE Original head gaskets.
  • 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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Febi – Chain Tensioner Pist (Part No.A517091572FEB)

Chain Tensioner Pist

from

$25.27
Chain Tensioner Pist

Rein – Engine Mount (Part No.AVE0305)

Engine Mount

from

$49.99
Anti-vibration parts dampen vibration harmonics from the engine and drive line components to rest of the vehicle. This in turn reduces vibration and noise which can be felt and heard while the vehicle is in operation. Rein Automotive anti-vibration parts are application specific and match the design and function of the OE parts

Product Features:
  • All Rein Automotive Engine and Transmission mounts are hydraulic or rubber-to-metal based on the original equipment mount design, ensuring the parts performs like original.
  • Produced by an Original Equipment supplier
  • Manufactured to strict engineering standards/specifications in materials and tolerances
  • Rubber components match the shore hardness of the original equipment mount to ensure maximum performance and product longevity
  • High corrosion resistance
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Felpro – REAR MAIN SEAL SET (Part No.BS 40757)

REAR MAIN SEAL SET

from

$83.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Engineered and manufactured specifically for repair applications
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Driveworks – Crankshaft Seal (Part No.S-229005)

Crankshaft Seal

from

$23.99
Product Features:
  • Brand may vary by location
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2003 BMW 525i Engine Parts

You count on your 2003 BMW 525i to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Engine Parts. With 110 Engine Parts ranging in price from $1.51 to $795.99, you’re sure to find everything you need for your 2003 BMW 525i.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 32 different brands like Felpro, Carquest, and Carquest Premium. 2003 BMW 525i Engine Parts start as low as $1.51!

One of the best ways to find top quality OEM or aftermarket Engine Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 130 extensive product reviews on 2003 BMW 525i Engine Parts. Some of the top-rated Engine Parts products we carry are Engine Crankshaft Seal Kit with 1.0 stars and Engine Crankshaft Seal Kit with 1.0 stars.

Did we mention you can order your Engine Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Engine Parts inventory for your 2003 BMW 525i below to get started!

Top-Rated Engine Parts Brands For Your 2003 BMW 525i

Trusted Engine Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 BMW 525i running right for years to come. In our inventory you’ll find brands like Felpro, Carquest, Carquest Premium, and even more.

Popular National Engine Parts

You’ll find popular National brand products across Engine Timing Parts. All are waiting to get your 2003 BMW 525i back on the road. Some of the top-rated National products in these categories are:
Shaft Repair Sleeve
from $38.99
(2)
Shaft Repair Sleeve
Timing Cover Seals

FAQs for 2003 BMW 525i Engine Parts

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

Out of 110 Engine Parts for the 2003 BMW 525i, the most popular in our inventory are:
Air Charge Temperature Sensor Connector
from $12.79
(21)
Air Charge Temperature Sensor Connector
Engine Variable Timing Solenoid Connectors
Air Charge Temperature Sensor Connector
from $18.99
(7)
Air Charge Temperature Sensor Connector
Camshaft Position Sensor Connectors

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

Top-rated Engine Parts for your 2003 BMW 525i based on customer reviews/ratings are:
Engine Crankshaft Seal Kit
from $52.99
(1)
Engine Crankshaft Seal Kit
“The right side timing cover metal gasket does not fit a 2004 BMW 325i M54 Engine. I put the entire engine back together after replacing the head gaske”
Engine Crankshaft Seal Kit
from $58.99
(1)
Engine Crankshaft Seal Kit
“Was the wrong product and set me back a week until the right one came in.”
Oil Filler Cap
from $21.99
(1)
Oil Filler Cap
“The cap did not fit. Cheap imitation”