Manufacturer | ACDelco |
---|---|
Brand | ACDelco |
Model | 12681656 |
Item Weight | 1.44 ounces |
Product Dimensions | 6.6 x 3.6 x 1.1 inches |
Country of Origin | Japan |
Item model number | 41-121 |
Is Discontinued By Manufacturer | Yes |
Exterior | Chrome |
Manufacturer Part Number | 41-121 |
OEM Part Number | 55585517 |
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ACDelco GM Original Equipment 41-121 Iridium Spark Plug
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Return this item for free
Free returns are available for the shipping address you chose. You can return the item for any reason in new and unused condition: no shipping charges
Learn more about free returns.- Go to your orders and start the return
- Select the return method
- Ship it!
Purchase options and add-ons
Brand | ACDelco |
Core Material | Iridium |
Top Material Type | Nickel |
Vehicle Service Type | Motorcycle |
About this item
- Iridium offers excellent engine idle stability and smooth performance
- Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration
- Iridium fine-wire electrode helps burn away carbon deposits on the tip of the plug as they form
- One piece suppressor seal helps block radio frequencies that can affect vehicle electronics
- Suppressor seal meters spark energy for long electrode life and helps prevent combustion leakage
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This Item ACDelco GM Original Equipment 41-121 Iridium Spark Plug | Recommendations | dummy | dummy | dummy | dummy | |
Try again! Added to Cart Add to Cart | Try again! Added to Cart Add to Cart | Try again! Added to Cart Add to Cart | Try again! Added to Cart Add to Cart | Try again! Added to Cart Add to Cart | Try again! Added to Cart Add to Cart | |
Price | $11.99$11.99 | $6.18$6.18 | $8.25$8.25 | $9.99$9.99 | $18.99$18.99 | $37.76$37.76 |
Delivery | Get it as soon as Monday, Apr 1 | Get it as soon as Monday, Apr 1 | Get it as soon as Monday, Apr 1 | Get it as soon as Monday, Apr 1 | Get it as soon as Monday, Apr 1 | Get it as soon as Monday, Apr 1 |
Customer Ratings | ||||||
Mileage | 4.7 | 4.5 | 4.1 | — | — | 4.8 |
Value for money | 4.6 | 4.6 | 3.8 | — | — | 4.8 |
Longevity | 4.7 | 4.5 | 4.1 | — | — | — |
Sold By | Amazon.com | Amazon.com | Amazon.com | Amazon.com | PremiumpartsWhosale | Sixity Auto |
compatible vehicles | Motorcycle | — | Car | — | — | Car |
number of items | 1 | 1 | 4 | — | — | 1 |
core material | Iridium | Iridium | Iridium | Iridium | Iridium | Platinum |
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From the manufacturer
Iridium Spark Plugs
Iridium Spark Plugs are engineered to offer excellent engine idling stability and a smooth performance.
- Iridium offers excellent engine idle stability and smooth performance
- One-piece suppressor seal blocks radio frequencies that can affect vehicle electronics
- Suppressor seal meters spark energy for long electrode life and seal against combustion leakage
Platinum Spark Plugs
Platinum spark plugs are designed to deliver long-lasting performance and maximize durability.
- One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal
- Helps reduce radio frequency and engine interference, regulate spark plug energy and seal against compression pressures for long life
- Double platinum point pad on center and ground electrode offers durability and consistent voltage demands to help reduce wear on ignition system
- Pure copper core results in cooler electrode temperature for durability and superior fouling resistance
RAPIDFIRE Spark Plugs
RAPIDFIRE spark plugs are made with ribless insulators to help optimize plug-to-boot seal.
- Solid-state suppressor with two-piece glass and brass seal
- Helps reduce radio frequency interference, regulate spark energy for long electrode life and protect against high combustion pressures
- Pure copper core provides great heat transfer and helps maximize plug durability
- Platinum on center electrode enables superior spark characteristics and helps reduce voltage requirements of the ignition system
- Ribless insulator provides a great plug to boot seal
Conventional Spark Plugs
Designed with a high-quality copper core, these spark plugs help deliver reliable performance.
- Black onyx coating helps prevent corrosion
- Copper core provides great heat transfer and helps maximize plug durability
- Ribbed suppressor seal extends resistance and helps prevent spark “flash over” and misfires
- Nickel-chrome alloy sheathing helps prevent corrosion on center electrode
- Available for use in marine applications
Product Description
ACDelco Professional Iridium Spark Plugs are a high quality replacement for many vehicles on the road today. They are our latest in spark plug technology and an exact replacement for your vehicle’s original components. Iridium composition provides a high melting point and great strength, and provides excellent wear resistance and durability. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function.
Product information
Technical Details
Additional Information
ASIN | B00DU252BM |
---|---|
Customer Reviews |
4.8 out of 5 stars |
Best Sellers Rank | #44,345 in Automotive (See Top 100 in Automotive) #314 in Automotive Replacement Spark Plugs |
Date First Available | July 8, 2013 |
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Customer reviews
Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzed reviews to verify trustworthiness.
Learn more how customers reviews work on AmazonCustomers say
Customers like the quality, value, performance, fit and gap of the spark plugs. For example, they mention they're very good plugs, they save a couple of bucks and that they work great. They say the plugs go in perfectly and that the gap was set perfect.
AI-generated from the text of customer reviews
Customers are satisfied with the performance of the spark plug. They mention that it works great, their car runs well, and has had no problems for 7 months. They also say that it makes a noticeable improvement in engine operations and is efficient. Some customers also mention that the plugs make their Cruze purr again.
"...These went in perfectly with no issue at all torque spec to 18 ft lb's.They also come pre gap'd for the Cruze engine...." Read more
"Worked great , no issues. Should be good for another 75 - 100k miles" Read more
"good quality. efficent" Read more
"...Installed these in my car and it worked like a charm. No problems or nothing." Read more
Customers are satisfied with the quality of the spark plugs. They mention that they work well, are reliable, and are a great product.
"These plugs are great . Picture is of old one at 63000 miles.I always buy ac delco plugs never let me down." Read more
"These are very good plugs, I replaced them on my turbo engine at 60K miles. They looked so good they probably would have lasted to 100k miles." Read more
"good quality. efficent" Read more
"Awesome spark plugs. Great value as well." Read more
Customers appreciate the value of the spark plugs. They say it's easy to install and a great price for the sparkplugs. Customers also mention that the shipping was fast.
"...Found a YouTube video on how to install and I was good to go. Saved a couple of bucks!" Read more
"...So far so good and definitely worth the price I paid." Read more
"AC Delco is always a good choice. Great price for the spark plugs and shipping was fast as well...." Read more
"These are by far the best for GM vehicles. And this price is unbeatable as well. They're all I use in our 2014 Cruze RS...." Read more
Customers are satisfied with the fit of the spark plug. They mention that it fits perfectly, has a torque spec of 18 ft lb, and is easy to install.
"...They also come pre gap'd for the Cruze engine.Very easy install, just make sure to not over torque and you will be good to go...." Read more
"Fit perfectly for my 2015 Buick Encore! Really made a noticeable improvement in engine operations with these new plugs!" Read more
"I was completely satisfied with my order. The parts fit perfectly and my car runs much smoother!" Read more
"...So far my 1998 Honda Accord is driving well. They fit perfectly and came pregapped." Read more
Customers are satisfied with the gap of the spark plug. They mention that it was pre-gapped correctly and easy to install on their 2014 Cruze engine.
"...They also come pre gap'd for the Cruze engine.Very easy install, just make sure to not over torque and you will be good to go...." Read more
"Gap was set perfect…shipping was fast" Read more
"I installed these in a 2011 Chevy Cruze Eco. They were correctly gapped from the factory for my application...." Read more
"They came gapped correctly and easy to install on my 2014 Cruze." Read more
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These went in perfectly with no issue at all torque spec to 18 ft lb's.
They also come pre gap'd for the Cruze engine.
Very easy install, just make sure to not over torque and you will be good to go.
Car runs like new again.
I always buy ac delco plugs never let me down.
Reviewed in the United States on January 23, 2023
I always buy ac delco plugs never let me down.