BMW 525I Ignition Coil Parts

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BMW 525I
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This coil and connector come as one piece, the connector is not available separately. To prevent potential ignition system faults it is highly recommended that all coil assemblies on the vehicle be of...
BMW X5, 328i, X3, 325i, M3, 528i, 530i, 535i, 330i, 335i & more
Mini Cooper, Cooper Countryman, Cooper Paceman
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$23.04
Reg
$24.00
List
$92.39
OEM
Original Bosch coil with click-on connection to spark plug tip. IMPORTANT NOTE: Please note that due to BMW manufacturing specification changes the plug support sprue (see arrow) is now centered below...
BMW X5, 328i, X3, 325i, M3, 528i, 530i, 330i, Z3, 525i & more
Mercedes E300D, R350, R320, R500, R63 AMG
Mini Cooper, Cooper Countryman, Cooper Paceman
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$27.99
Reg
$29.16
List
$64.79
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Latest Bosch coil with soft push-on connection to spark plug tip, proper connection does NOT require snap/click connection. IMPORTANT NOTE: Please note that due to BMW manufacturing specification changes...
BMW X5, 328i, X3, 325i, M3, 528i, 530i, 330i, Z3, 525i & more
Mini Cooper, Cooper Countryman, Cooper Paceman
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$20.59
Reg
$21.45
List
$64.79
FREE SHIPPING
Replacement for DELPHI system coils.
BMW X5, 328i, X3, 325i, M3, 528i, 530i, 535i, 330i, 335i & more
Mini Cooper, Cooper Countryman, Cooper Paceman
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$29.99
Reg
$31.24
List
$80.27
OEM FREE SHIPPING
This brand includes the spark plug connector.
BMW X5, 328i, 325i, M3, 528i, 530i, 330i, Z3, 525i, 330Ci & more
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$41.99
Reg
$43.74
List
$124.73
OEM
To prevent potential ignition system faults it is highly recommended that all coil assemblies on the vehicle be of the same brand. There may be slight variations in manufacturing and design which can lead...
BMW X5, 328i, 325i, M3, 528i, 530i, 330i, Z3, 525i, 330Ci & more
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$30.99
Reg
$32.28
List
$124.73
BMW X5, 328i, X3, 325i, M3, 528i, 530i, 535i, 330i, 335i & more
Mini Cooper, Cooper Countryman, Cooper Paceman
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$23.29
Reg
$24.26
List
$80.98
OEM
This coil and connector come as one piece, the connector is not available separately. 6 per car.
BMW 325i, 530i, 330i, 525i, Z4, 325xi, 330xi, 323i, 530xi, 525xi
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$22.99
Reg
$23.95
List
$78.27
OEM
For models with original Bremi coils or can replace other brands IF all are replaced. Also need (1) 12131730521 spark plug connector per coil on six cylinder models. 1 per cylinder.
BMW 325i, M3, 530i, 525i, 540i, 740i, 740iL, 325is, 318i, 325iC & more
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$37.99
Reg
$39.57
List
$110.33
OEM FREE SHIPPING
For models with original Bosch coils or can replace other brands if all coils replaced. 1 per cylinder.
BMW 325i, M3, 530i, 525i, 540i, 740i, 740iL, 325is, 318i, 325iC & more
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$94.99
Reg
$98.95
List
$134.20
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BMW X5, 328i, 325i, M3, 528i, 530i, 330i, Z3, 525i, 330Ci & more
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$251.94
Reg
$262.44
List
$748.38
To prevent potential ignition system faults it is highly recommended that all coil assemblies on the vehicle be of the same brand. There may be slight variations in manufacturing and design which can lead...
BMW X5, 328i, 325i, M3, 528i, 530i, 330i, Z3, 525i, 330Ci & more
Land Rover Range Rover
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$27.99
Reg
$29.16
List
$114.61

BMW 525I ignition coil typically cost between $20.59 and $251.94.

The BMW 525i ignition coil is a vital component of the vehicle's ignition system. It is responsible for converting the battery voltage into a high voltage current needed to ignite the fuel mixture in the engine's combustion chambers. The ignition coil supplies the spark plugs with the necessary electrical charge, allowing them to create a spark that ignites the air-fuel mixture. This ignition process is crucial for the proper functioning and performance of the engine.

Signs of Faulty or Worn BMW 525I Ignition Coil

The BMW 525I is equipped with an ignition coil that is responsible for producing the high voltage needed to ignite the fuel-air mixture in the engine cylinders. Over time, the ignition coil may become faulty or worn out. Here are some common signs that may indicate a faulty or worn out ignition coil in a BMW 525I:

  1. Misfires: One of the most common signs is engine misfires. You may experience a noticeable loss of power, rough idling, or hesitation during acceleration. The misfires can occur randomly or consistently.
  2. Rough Idle: If the ignition coil is failing, it may cause the engine to run unevenly at idle. The RPMs may fluctuate, and you may feel vibrations or hear unusual noises from the engine.
  3. Stalling: A faulty ignition coil can cause the engine to stall unexpectedly, particularly when idling or during low-speed driving. This can be dangerous, as it may leave you stranded in traffic.
  4. Difficult Starting: When the ignition coil is compromised, starting the engine may become more challenging. You may experience prolonged cranking or multiple attempts before the engine starts.
  5. Decreased Fuel Efficiency: Faulty ignition coils can negatively impact fuel combustion, resulting in decreased fuel efficiency. You may notice a decrease in your vehicle's miles per gallon (MPG) or find yourself refueling more frequently than usual.
  6. Check Engine Light: A malfunctioning ignition coil often triggers the check engine light on the dashboard. This warning light indicates a problem within the engine management system and should be diagnosed using a diagnostic scanner.
  7. Increased Exhaust Emissions: A failing ignition coil can lead to incomplete fuel combustion, resulting in increased emissions. If you notice excessive smoke coming from your exhaust or fail an emissions test, it may be due to a faulty ignition coil.

If you suspect a faulty or worn out ignition coil in your BMW 525I, it is recommended to have it diagnosed and replaced by a qualified mechanic to prevent further damage to the engine.

Replacing BMW 525I Ignition Coils

Sure! Here are the steps for replacing the ignition coil in a BMW 525i:

  1. Open the hood of your BMW 525i and locate the ignition coil. It is usually located on top of the engine, near the spark plugs.
  2. Remove the electrical connectors from the ignition coil. This may require gently pressing down on the locking tab before pulling the connector off.
  3. Use a socket wrench or an appropriate size socket to remove the bolts or screws that secure the ignition coil in place. There may be multiple bolts, so make sure to remove all of them.
  4. Once the bolts are removed, carefully lift the ignition coil out of its housing. Be cautious not to damage any surrounding components.
  5. Before installing the new ignition coil, make sure it matches the specifications of your BMW 525i and is compatible with your engine. You can cross-reference the part number or consult your vehicle's manual.
  6. Place the new ignition coil into the housing, ensuring it is aligned correctly. Gently press down on the coil to ensure it is firmly seated.
  7. Reinstall the bolts or screws that secure the ignition coil in place. Make sure they are tightened securely but avoid overtightening, as it may damage the coil or surrounding components.
  8. Connect the electrical connectors to the new ignition coil. They should click into place, indicating a secure connection.
  9. Double-check that all the connections are secure and properly installed.
  10. Close the hood of your BMW 525i and start the engine to verify that the new ignition coil is functioning correctly.

Remember to take necessary safety precautions while working on your vehicle, such as wearing gloves, disconnecting the battery if necessary, and following proper procedures. If you're unsure about any step, it's always best to consult a professional mechanic.

Top BMW 525I Ignition Coil Brands for Sale

Delphi:
Delphi is a well-known auto parts manufacturer that supplies ignition coils for various vehicle brands, including BMW. They are recognized for producing high-quality components that meet the stringent standards set by BMW. Delphi ignition coils are known for their durability and reliable performance. These coils are designed to provide efficient and consistent spark energy, ensuring smooth engine operation. While Delphi ignition coils may be slightly more affordable compared to genuine BMW-branded parts, they still offer excellent quality and reliability.

Bosch:
Bosch is another reputable auto parts manufacturer that has a long-standing partnership with BMW. Their ignition coils are designed to meet BMW's strict specifications, guaranteeing optimal performance and longevity. Bosch ignition coils are known for their precision engineering and advanced technology, providing reliable ignition and efficient combustion. These ignition coils deliver consistent energy output, contributing to improved fuel efficiency and reduced emissions. Although Bosch ignition coils may not carry the BMW brand name, they are widely trusted and offer a cost-effective alternative without compromising on quality.

Bremi:
Bremi is a respected aftermarket auto parts manufacturer that produces ignition coils for a range of vehicle makes, including BMW. While Bremi may not have a direct partnership with BMW, their ignition coils are manufactured to meet or exceed OEM standards. Bremi ignition coils are engineered to deliver dependable ignition performance and excellent durability. These coils undergo rigorous testing to ensure optimal functionality in various driving conditions. Bremi ignition coils offer a more budget-friendly option for BMW owners while still providing reliable ignition performance.

To summarize, all three manufacturers - Delphi, Bosch, and Bremi - produce ignition coils that can be used in BMW 525I models. While genuine branded parts from BMW may be the most expensive, they guarantee the highest level of quality as they are manufactured by the chosen auto parts manufacturers. However, aftermarket options from trusted manufacturers like Delphi, Bosch, and Bremi offer reliable and cost-effective alternatives that meet or exceed the required standards for ignition coil performance in BMW vehicles.

Shop For BMW 525I Ignition Coil Anytime With AutohausAZ

AutohausAZ offers a range of advantages when it comes to shopping for a BMW 525I ignition coil. Firstly, their extensive selection ensures that you have various options to choose from, allowing you to find the perfect fit for your vehicle. Additionally, their commitment to high-quality products means that you can trust the reliability and performance of the ignition coil you purchase.

Moreover, AutohausAZ's user-friendly website makes the shopping experience smooth and convenient. With detailed product descriptions and specifications, you can easily compare different ignition coils and make an informed decision. Furthermore, their secure online payment system ensures that your personal information is protected throughout the transaction process.

Another advantage of shopping at AutohausAZ is their prompt and efficient order processing. Their dedicated team ensures that your order is handled swiftly, so you can receive your ignition coil in a timely manner. This lets you get your BMW 525I back on the road as soon as possible, without any unnecessary delays.

Lastly, AutohausAZ's commitment to customer satisfaction is evident in their excellent customer service. Their knowledgeable and friendly staff are ready to assist you with any questions or concerns you may have. Whether it's providing guidance during the selection process or offering post-purchase support, they are committed to ensuring that you have a positive shopping experience.

For all these reasons, AutohausAZ is the ideal destination when you are in need of a BMW 525I ignition coil. Their extensive selection, quality products, user-friendly website, efficient order processing, and excellent customer service make them a trusted source for all your automotive needs.

Auto Parts We Offer for BMW 525I