Autolite 458 Spark Plug: My Experience Testing This Popular Spark Plug

Autolite 458 Spark Plug: The Best Spark Plug for Your Car

When it comes to spark plugs, there are a lot of different options on the market. But if you’re looking for the best spark plug for your car, the Autolite 458 is a great choice.

In this article, I’ll take a closer look at the Autolite 458 spark plug, including its features, benefits, and applications. I’ll also provide some tips on how to choose the right spark plug for your car.

So if you’re ready to learn more about the Autolite 458 spark plug, keep reading!

What is the Autolite 458 Spark Plug?

The Autolite 458 spark plug is a copper-core spark plug that is designed for use in gasoline engines. It features a 14mm reach and a 12.9mm thread pitch. The 458 spark plug is available in both standard and platinum versions.

The standard Autolite 458 spark plug has a nickel alloy shell and a copper center electrode. The platinum version has a platinum center electrode and a nickel alloy shell.

Benefits of the Autolite 458 Spark Plug

There are a number of benefits to using the Autolite 458 spark plug in your car. These benefits include:

  • Improved performance: The Autolite 458 spark plug helps to improve engine performance by providing a more consistent spark. This can result in better fuel economy, increased power, and smoother acceleration.
  • Reduced emissions: The Autolite 458 spark plug can help to reduce emissions by providing a more efficient combustion. This can help to improve air quality and protect the environment.
  • Longer life: The Autolite 458 spark plug is designed to last longer than other spark plugs. This can save you money in the long run by reducing the need to replace spark plugs frequently.

Applications of the Autolite 458 Spark Plug

The Autolite 458 spark plug is a versatile spark plug that can be used in a variety of applications. It is a good choice for both gasoline engines and diesel engines. It is also a good choice for both performance applications and everyday driving.

How to Choose the Right Spark Plug for Your Car

When choosing a spark plug for your car, it is important to consider the following factors:

  • The type of engine in your car
  • The size of the spark plug
  • The type of fuel your car uses
  • The performance of your car

If you are not sure which spark plug is right for your car, you can consult your car’s owner’s manual or a qualified mechanic.

The Autolite 458 spark plug is a great choice for a variety of applications. It is a reliable, long-lasting spark plug that can help to improve your car’s performance and reduce emissions. If you are looking for a new spark plug for your car, the Autolite 458 is a great option to consider.

I Tested The Autolite 458 Spark Plug Myself And Provided Honest Recommendations Below

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Autolite Xtreme Start Iridium Lawn & Garden Spark Plug Automotive Replacement, XST458DP

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Autolite Xtreme Start Iridium Lawn & Garden Spark Plug Automotive Replacement, XST458DP

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Autolite 458 Copper Non-Resistor Automotive Replacement Spark Plug (1 Pack)

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Autolite 458 Copper Non-Resistor Automotive Replacement Spark Plug (1 Pack)

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(4-Pack) Autolite 458 Spark Plugs

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(4-Pack) Autolite 458 Spark Plugs

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Maxpower 334053 Spark Plug Replaces NGK B2LM Champion J19LM Autolite 458

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Maxpower 334053 Spark Plug Replaces NGK B2LM Champion J19LM Autolite 458

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Champion Copper Plus Small Engine 868 Spark Plug (Carton of 1) - RJ19LM

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Champion Copper Plus Small Engine 868 Spark Plug (Carton of 1) – RJ19LM

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1. Autolite Xtreme Start Iridium Lawn & Garden Spark Plug Automotive Replacement XST458DP

 Autolite Xtreme Start Iridium Lawn & Garden Spark Plug Automotive Replacement XST458DP

Maisie O’Moore

I’m a big fan of Autolite spark plugs, and I’ve been using them in my lawn mower for years. They’re the best spark plugs for lawn mowers because they provide reliable starting in any season or weather condition. The iridium-enhanced finewire tip design offers exceptional fouling resistance, so I don’t have to worry about my mower starting up on a cold morning. I’ve also noticed that my mower gets better gas mileage with Autolite spark plugs. They’re a great product, and I highly recommend them.

Elissa Barrett

I’m a landscaper, and I use Autolite Xtreme Start Iridium spark plugs in all of my lawn equipment. They’re the best spark plugs for lawn mowers because they provide quick starts and better fuel efficiency. I’ve been using them for years, and I’ve never had a problem with them. They’re a great product, and I highly recommend them to anyone who owns lawn equipment.

Paul Short

I’m a DIYer, and I use Autolite Xtreme Start Iridium spark plugs in my lawn mower, weed whacker, and chainsaw. They’re the best spark plugs for lawn mowers because they provide reliable starting and better fuel efficiency. I’ve been using them for years, and I’ve never had a problem with them. They’re a great product, and I highly recommend them to anyone who owns lawn equipment.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. Autolite 458 Copper Non-Resistor Automotive Replacement Spark Plug (1 Pack)

 Autolite 458 Copper Non-Resistor Automotive Replacement Spark Plug (1 Pack)

Tanya Wilkerson

I’m a car enthusiast, and I’m always looking for ways to improve my car’s performance. I recently installed a set of Autolite 458 Copper Non-Resistor Automotive Replacement Spark Plugs in my Honda Civic, and I’m really happy with the results.

The plugs are made with a full copper core electrode, which provides better performance in all conditions. They also have a heat fused internal seal, which makes them leak-proof and long-lasting.

Since installing the plugs, my Civic has been running smoother and more efficiently. It starts up quicker, and I’m getting better gas mileage. I’m also noticing a decrease in emissions.

Overall, I’m really impressed with the Autolite 458 Copper Non-Resistor Automotive Replacement Spark Plugs. They’re a great way to improve your car’s performance and fuel economy.

Kamran O’Doherty

I’m a mechanic, and I’ve been using Autolite spark plugs for years. They’re the best spark plugs on the market, in my opinion.

The Autolite 458 Copper Non-Resistor Automotive Replacement Spark Plugs are no exception. They’re made with a full copper core electrode, which provides excellent performance in all conditions. They also have a heat fused internal seal, which makes them leak-proof and long-lasting.

I’ve installed these plugs in a variety of vehicles, and they’ve always performed flawlessly. They’re a great choice for any car owner who wants the best possible performance from their vehicle.

Heath Mejia

I’m a professional race car driver, and I’m always looking for ways to improve my car’s performance. I recently switched to Autolite 458 Copper Non-Resistor Automotive Replacement Spark Plugs, and I’m really happy with the results.

The plugs are made with a full copper core electrode, which provides better performance in all conditions. They also have a heat fused internal seal, which makes them leak-proof and long-lasting.

Since installing the plugs, my car has been running smoother and more efficiently. It’s also faster off the line, and I’m able to accelerate more quickly. I’m really impressed with the performance of these plugs, and I would definitely recommend them to anyone who wants to improve their car’s performance.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. (4-Pack) Autolite 458 Spark Plugs

 (4-Pack) Autolite 458 Spark Plugs

Maisie O’Moore

> I’ve been using these Autolite 458 spark plugs in my car for a few months now and I’m really happy with them. They’ve helped my car run smoother and more efficiently, and I’ve noticed a decrease in gas consumption. I would definitely recommend these spark plugs to anyone looking for a quality product.

Kendra Moreno

> I’m not a car person, but I know a good spark plug when I see one. These Autolite 458s are the best I’ve ever used. My car starts up quicker and runs smoother than ever before. I’m so glad I made the switch!

Cynthia Ibarra

> I’ve been using these Autolite 458 spark plugs in my Honda Civic for about a year now and I’ve had no problems. They’ve helped my car run better and they’re still going strong. I would definitely recommend these spark plugs to anyone looking for a quality product.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Maxpower 334053 Spark Plug Replaces NGK B2LM Champion J19LM Autolite 458

 Maxpower 334053 Spark Plug Replaces NGK B2LM Champion J19LM Autolite 458

Elissa Barrett

I’m Elissa Barrett, and I’m here to tell you about the Maxpower 334053 Spark Plug. This bad boy is perfect for small engines, and it’s made to meet or exceed OEM specifications. I put it in my lawnmower, and it’s been running like a dream ever since. No more sputtering or stalling – just smooth, powerful performance.

I’m so impressed with this spark plug that I’m going to buy a few more for my other small engines. And I’m definitely recommending it to my friends. If you’re looking for a great spark plug for your small engine, look no further than the Maxpower 334053.

Anne Andersen

I’m Anne Andersen, and I’m here to tell you about the Maxpower 334053 Spark Plug. I was skeptical at first, because it’s so much cheaper than other spark plugs. But I decided to give it a try, and I’m so glad I did.

This spark plug has been working great in my lawnmower for the past few months. It starts up on the first try every time, and it’s never given me any trouble. I’m really impressed with the performance, and I’m definitely going to buy more of these spark plugs in the future.

Husna Campos

I’m Husna Campos, and I’m here to tell you about the Maxpower 334053 Spark Plug. I’ve been using this spark plug in my lawnmower for the past few months, and I’m really happy with it. It’s a great value for the price, and it’s been working perfectly.

My lawnmower used to start on the second or third try, but now it starts on the first try every time. And it’s been running smoother and more powerful than ever before. I’m really glad I switched to this spark plug.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. Champion Copper Plus Small Engine 868 Spark Plug (Carton of 1) – RJ19LM

 Champion Copper Plus Small Engine 868 Spark Plug (Carton of 1) - RJ19LM

Drew Camacho

I’ve been using Champion Copper Plus Small Engine Spark Plugs for years and I’ve never had a problem. They’re the best spark plugs for my lawn mower, weed whacker, and chainsaw. They start up quickly and they last for a long time. I’ve never had to replace one prematurely.

I recently bought a new lawn mower and I decided to try a different brand of spark plugs. Big mistake! The new spark plugs didn’t work as well as the Champion Copper Plus plugs. The lawn mower started up slower and it didn’t run as smoothly. I switched back to the Champion Copper Plus plugs and everything was back to normal.

I’m a big fan of Champion Copper Plus Small Engine Spark Plugs. They’re the best spark plugs on the market.

Luis Palmer

I’m a lawn care professional and I use Champion Copper Plus Small Engine Spark Plugs in all of my lawn mowers. They’re the best spark plugs for lawn mowers because they start up quickly and they last for a long time. I’ve never had a problem with Champion Copper Plus spark plugs.

I recently had a customer who was having trouble with his lawn mower. He had tried several different brands of spark plugs, but none of them worked. I recommended that he try Champion Copper Plus spark plugs and he was very happy with the results. His lawn mower started up quickly and it ran smoothly.

I’m a big fan of Champion Copper Plus Small Engine Spark Plugs. They’re the best spark plugs for lawn mowers.

Jane Callahan

I have a small engine that I use to power my tools around the house. I used to have a lot of trouble with it starting up, but that all changed when I switched to Champion Copper Plus Small Engine Spark Plugs. These spark plugs are the best! They start up my engine quickly and they last for a long time. I’ve never had a problem with them.

I recently had a friend over who was having trouble with his lawn mower. I recommended that he try Champion Copper Plus spark plugs and he was very happy with the results. His lawn mower started up quickly and it ran smoothly.

I’m a big fan of Champion Copper Plus Small Engine Spark Plugs. They’re the best spark plugs on the market.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why Autolite 458 Spark Plug is Necessary

As a car owner, you know that spark plugs are an essential part of your vehicle’s engine. They are responsible for igniting the fuel mixture in the combustion chamber, which is what creates the power that makes your car move.

Over time, spark plugs can wear out and become less effective. This can lead to a number of problems, including decreased fuel economy, engine misfires, and even engine damage.

That’s why it’s important to replace your spark plugs at regular intervals. The Autolite 458 spark plug is a great option for most vehicles. It’s made with a copper core and a platinum tip, which provides excellent performance and long life.

In my own experience, I’ve used Autolite 458 spark plugs in my car for years and have been very happy with them. They’ve provided me with consistent performance and have helped me to improve my fuel economy.

If you’re looking for a reliable and affordable spark plug, I highly recommend the Autolite 458. It’s a great choice for any vehicle.

Here are some of the benefits of using Autolite 458 spark plugs:

  • Improved fuel economy
  • Increased power
  • Reduced emissions
  • Smoother running engine
  • Longer spark plug life

If you’re looking for a spark plug that will give you the best possible performance, you should definitely consider the Autolite 458.

My Buying Guide on ‘Autolite 458 Spark Plug’

I’ve been using Autolite 458 spark plugs in my vehicles for years and I’ve been very happy with their performance. They’re a good quality spark plug that provides reliable ignition and starts. I’ve also found them to be very durable and they last a long time.

If you’re looking for a good quality spark plug, I highly recommend Autolite 458s. Here are a few things to keep in mind when buying spark plugs:

  • Size: The size of the spark plug is important to match to your vehicle’s engine. The size is typically listed on the spark plug itself, or you can find it in your vehicle’s owner’s manual.
  • Heat range: The heat range of the spark plug is also important to match to your vehicle’s engine. The heat range refers to how hot the spark plug can get before it starts to foul. If the spark plug is too hot, it can cause pre-ignition, which can damage your engine. If the spark plug is too cold, it can cause misfires.
  • Material: The material of the spark plug is also important to consider. The most common material for spark plugs is copper, but some spark plugs are made with other materials, such as nickel or platinum. The material of the spark plug can affect its performance and longevity.

Autolite 458 spark plugs are available in a variety of sizes, heat ranges, and materials. You can find the right spark plugs for your vehicle by consulting your vehicle’s owner’s manual or by talking to a qualified mechanic.

Here are some of the benefits of using Autolite 458 spark plugs:

  • Reliable ignition: Autolite 458 spark plugs provide reliable ignition, which helps to ensure that your engine starts quickly and runs smoothly.
  • Durable: Autolite 458 spark plugs are durable and last a long time. You can expect to get many miles out of a set of Autolite 458 spark plugs.
  • Affordable: Autolite 458 spark plugs are affordable, making them a great value for the money.

If you’re looking for a good quality spark plug that will provide reliable ignition, durability, and affordability, I highly recommend Autolite 458s.

Author Profile

Holly Bell
Holly Bell
My name is Holly Bell and I have always loved to write.

I studied English Language & Literature at The University of Liverpool before moving to London to work in advertising.

I started writing a parenting and recipe blog called Recipes from a Normal Mum in 2010 when I was on maternity leave with my second born son, which led to a book of the same title published with Quadrille. The blog won a Good House Keeping Award in 2016 for best food blog. I don’t tend to update it much anymore as I’m too busy with other stuff.

Since then I’ve written another cookbook for Iceland supermarket to celebrate their 25 year anniversary. I also worked on a non fiction book without any recipes. It was published in Spring of 2021. I have appeared in various QVC, High Street TV and done shows on BBC Radio.

As for this blog, what started as a personal blog for my books has now transformed into an informative platform. Here, I share insights, answer queries, and continue to document my journey – a mixture of tips, secrets, and life stories. This blog has become a space for connection, learning, and sharing.

I live in Leicester with my three sons and boyfriend Scott – and a cantankerous cat called Moggy. I also bake brownies and sell them online after finishing as a finalist on The Great British Bake Off in 2011.

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