Best spark plug for Chevy Cruze 1.4 Turbo – Top product reviews (2020)

Did you know that most problems in the engine occur due to a faulty spark plug? A spark plug is the perfect example of “big things come in small packages” because if it doesn’t work well, you will have many big problems to worry about. 

Spark plugs provide the necessary ignition for the engine to run and that is why they need to be in top shape and perform exceptionally well. In fact, spark plug replacement is an integral part of engine maintenance. You must know when it is time to change it and which one is the best choice for your Chevy Cruze 1.4 Turbo.

We understand this is a big ask for someone who’s not a mechanic. That is why we are here to help you out! Read on for important information and our top recommendations.

When does your spark plug need changing?

There are a few signs your vehicle will give you to indicate that the spark plug needs to be replaced. Let’s take a look at the common ones:

  • Poor startup (mostly harsh)
  • Frequent engine misfires
  • Rough idling
  • Poor fuel economy
  • Speedup issues
  • Surging
  • Check engine light is ON

If you are experiencing any of these, you should go ahead and get the spark plugs checked (and replaced).

Best spark plug for Chevy Cruze 1.4 Turbo

Here are our favorite spark plugs!

1. ACDelco – Iridium Spark Plug

ACDelco 41-121

If you are looking for a smooth ride and stability, the ACDelco Professional Spark Plug is definitely the answer. It is highly efficient and performs as expected. Below are a few more details:

  • While the core material is iridium, which is the best in spark plug terms, the top material is nickel.
  • The iridium fine-wire electrode works to remove all carbon deposits from the tip immediately.
  • This is a small and compact spark plug made to enable quick acceleration and cold starting.
  • It prevents combustion leakage.
  • The suppressor seal keeps radio frequencies away. This is important to ensure that the vehicle’s electronics work without interference. 

The pros

  • Improves fuel economy
  • It is an original replacement and fits perfectly

The cons

  • None

buy @ amazon

2. Autolite – Copper Resistor Spark Plug (3922-4PK)

Autolite 3922-4PK

Autolite is a popular brand that many trust and adore. It has proven to be a leader when it comes to spark plugs and this particular one tells us why. Find out more below:

  • The spark plugs have a copper core. The top material is alloy steel.
  • The copper glass seal ensures 100% protection from leakage because it bonds the electrode, terminal, and insulator very tightly.
  • The steel shell is cold-formed and has precision-rolled threads. They provide a lot of strength to the spark plug.
  • Thanks to the multi-rib insulator, you won’t have to worry about flashovers.
  • The copper electrode delivers great performance regardless of the ride conditions.

The pros

  • No erosion
  • Durable

The cons

  • Some users have faced fitment problems

buy @ amazon

3. Pulstar – PlasmaCore Spark Plug (be1h10)

Pulstar (be1h10)

Move on from iridium and nickel spark plugs to PlasmaCore by Pulstar! This is a premium spark plug that can take away all your woes and shower multiple benefits on your vehicle. A few highlights are as follows:

  • It works on the plasma-assisted combustion technology.
  • The manufacturers say that you will enjoy around 9 ft.lbs more torque and 7 additional HP once you install these spark plugs.
  • The spark plugs also have a patented internal capacitor that works to create an electric pulse of high intensity. It enhances combustion, leading to better performance.
  • You will enjoy unmatched throttle response and idling.
  • Ignition is much faster and economical.

The pros

  • Highly efficient
  • Smoother ride
  • Minimal emissions

The cons

  • Not pre-gapped

buy @ amazon

4. Champion Iridium Replacement spark

Champion Iridium 9801

Champion is another popular name when it comes to spark plugs. Once you go through the features of this particular model, you will know why.

  • The core material is iridium while the top material is metal.
  • It has been engineered to deliver optimal performance thanks to its fine-wire iridium electrode and platinum ground.
  • The alloy is heat-active, which means it allows electrodes to stay stable even when the engine load changes.
  • It offers maximum spark and focused spark.
  • It works with various engine types and delivers great performance regardless of the ignition system.
  • The throttle response provided is better than factory spark plugs.

The pros

  • Excellent performance under different loads
  • Great throttle response

The cons

  • None

buy @ amazon

5. Denso – Iridium Spark Plug (5310)

Denso (5310)

Denso prides itself in providing innovative solutions. The 5310 Iridium Spark Plug, for example, has the smallest diameter of iridium center electrode at 0.4 mm. That helps it fire optimally and better than its competitors. Interested? Keep reading!

  • The ground electrode has a taper cut and a U-groove. This feature minimizes heat quenching and increases the spark flame.
  • It has been engineered through a patented 360-degree laser welding process that provides top-notch structural strength and bonding. 
  • They come pre-gapped but we request you to check the gap before installation. It may need adjustment.
  • It burns intensely, improving the output.

The pros

  • Durable
  • Excellent spark and flame

The cons

  • Fuel economy remains the same

buy @ amazon

Whichever spark plug you choose, one thing’s for sure – you will be happy. All these spark plugs are tried and tested by our experts. 


We are going to end on a strong note by answering a few common questions.

What is the typical Chevy Cruze 1.4 spark plug gap?

It is usually between 0.25 and 0.28

How often should I change my spark plugs?

With the Chevy Cruze, you may need to change the spark plug every 60,000 miles or when the engine shows signs of distress (whichever comes first).

What happens if you don’t change the spark plug?

Your engine will suffer massively. It will burn more fuel, leading to an increase in fuel costs. It will also lead to more emissions. In the long-term, the engine may shut down completely.

If you have any more questions, please contact us and we will address them for you. We are looking forward to your feedback.


My name is Bertha Mintz. I like to repair vehicle parts and modifid the vehicles. I have a small automotive garage. I sold the spark plugs, automotive accessories. To get more information visit my website.

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