CADILLAC 41-109 Ignition Coil Iridium Spark Plug 6X D515C

( Brand: Cadillac ), ( Type: Ignition Coil Spark Plug )

Review CADILLAC Oem 6x Ignition Coil And Iridium Spark Plug Gmc Chevy Buick

The 41-109 6x ignition coil iridium spark plug is a premium replacement part designed for various applications on Cadillac, GMC, Chevy, and Buick vehicles utilizing the D515C ignition system. This plug is engineered to deliver superior performance and extended service life compared to standard spark plugs.

The heart of this ignition coil iridium spark plug is its iridium tip. Iridium is an noble and highly durable metal that ensures a small, precise spark for efficient combustion. The iridium tip also allows for a longer service life, as it does not wear down as quickly as other types of spark plug tips.

This 6x spark plug features a multi-layer insulator design, which ensures a reliable and consistent spark. The insulator also provides excellent thermal conductivity, allowing for efficient heat transfer from the combustion chamber to the spark plug.

The ignition coil is integrated into the spark plug housing, eliminating the need for a separate coil pack. This design not only simplifies installation but also reduces the likelihood of electrical connections failing, which can lead to misfires and poor engine performance.

Additionally, the spark plug comes with a copper core center electrode, which provides excellent conductivity and ensures a strong, consistent spark. The copper core also aids in heat transfer, helping to maintain optimal operating temperature for the spark plug.

The 41-109 6x ignition coil iridium spark plug is designed to meet or exceed OEM specifications for fit, function, and performance. It is suitable for various applications on Cadillac, GMC, Chevy, and Buick vehicles, including those with high-performance engines.

In summary, this 41-109 6x ignition coil iridium spark plug is a high-quality replacement part that delivers superior performance and extended service life. Its iridium tip, multi-layer insulator design, integrated ignition coil, and copper core center electrode all contribute to its ability to provide reliable ignition and efficient combustion. This spark plug is an excellent choice for those seeking to improve their vehicle's performance and reduce maintenance costs.

The 41-109 6x ignition coil iridium spark plug is a popular choice for vehicle owners who drive Cadillac, GMC, Chevy, and Buick models with the D515C engine. Here are some pros and cons to help you make an informed decision before making a purchase.

1. Longer Service Life: Iridium spark plugs like the 41-109 are known for their longer service life compared to traditional copper plugs. Iridium is a more durable material and can withstand high heat and pressure for extended periods.

2. Faster Response Time: Iridium spark plugs provide a faster response time, which can lead to improved engine performance and better fuel efficiency.

3. Reduced Fouling: Iridium plugs are less prone to fouling, which can save you money in the long run by reducing the need for frequent plug replacements.

4. Improved Combustion: The improved combustion provided by iridium spark plugs can lead to a smoother and more powerful engine.

5. OEM Replacement: The 41-109 spark plug is an OEM (Original Equipment Manufacturer) replacement, which means it is designed to meet the same specifications as the plug that came with your vehicle.

1. Cost: Iridium spark plugs like the 41-109 can be more expensive than traditional copper plugs. However, the longer service life and improved performance can make up for the initial investment.

2. Installation: Installing iridium spark plugs can be more challenging than installing traditional plugs due to their smaller size and unique design. It is recommended that you have your vehicle serviced by a professional to ensure proper installation.

3. Not Suitable for All Vehicles: Iridium spark plugs are not suitable for all vehicles, so it is important to check your vehicle's owner's manual or consult with a professional to determine if they are the right choice for your vehicle.

In conclusion, the 41-109 6x ignition coil iridium spark plug offers several benefits, including longer service life, faster response time, reduced fouling, improved combustion, and OEM replacement. However, they can be more expensive than traditional plugs and may require professional installation. If your vehicle is compatible with iridium spark plugs and you are willing to invest in the initial cost, they can provide significant improvements to your engine performance and fuel efficiency.

Recommendation: If you drive a Cadillac, GMC, Chevy, or Buick with the D515C engine and are looking to improve your vehicle's engine performance and fuel efficiency, the 41-109 6x ignition coil iridium spark plug is a worthwhile investment. However, it is recommended that you consult with a professional mechanic to ensure proper installation and determine if iridium spark plugs are the best choice for your specific vehicle.

Details:

2010 Buick Allure 3.6L V6. 6 x D515C UF569 Ignition Coils. 6 x 41-109 Iridium Spark Plugs. 2010 Buick Allure 3.0L V6.

part #: 41-109 prices

• $98.79-$116.66

specifications sparkystooge:

• for makes: Cadillac, Gmc, Chevy, Buick
• brand: Cadillac
• type: Ignition Coil Spark Plug

returns sparkystooge:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

general sparkystooge:

• condition: New
• Car Truck Parts Accessories > Ignition Systems Components > Ignition Kits

offer sparkystooge:

• started: January 16, 2026
• quantity: 5
• sold: 0
• options: Ship-to-home
• availability: In Stock

seller sparkystooge:

• # reviews: 281
• city: Perth Amboy, New Jersey
• rating: 99.0%

payments sparkystooge:

• credit card: Visa
• other
• wallet: Google-pay

shipping sparkystooge:

• cost: $0.00
• transit: 6-12 Days
• class: Economy
• service: Economy
• type: Fixed

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