Fits and worked excellent as oem replacement in my mazda6.

Fits and worked excellent as oem replacement in my mazda6.  Read Less

Authentic spark plugs, tested them with multimeter and worked well.

Authentic spark plugs, tested them with multimeter and worked well.  Read Less

On top of your saving you can reuse your investment of torque wrench, dia electric grease and 10mm deep socket unlimited times ...  Read More

On top of your saving you can reuse your investment of torque wrench, dia electric grease and 10mm deep socket unlimited times for your future projects.  Read Less

A job that should have taken less than 45 minutes, took more than two hours because i have to purchase those items from autozone.

A job that should have taken less than 45 minutes, took more than two hours because i have to purchase those items from autozone.  Read Less

So far they have been great and were half the cost.

So far they have been great and were half the cost.  Read Less

I looked up a video on youtube, bought these and a spark plug socket for my wrench, and changed them myself for a fraction of the price!

I looked up a video on youtube, bought these and a spark plug socket for my wrench, and changed them myself for a fraction of the price!  Read Less

Roughly $45 for spark plugs + $8 for dia electric grease + $30 to $40 torque wrench + 10mm deep socket, you are looking at roug...  Read More

Roughly $45 for spark plugs + $8 for dia electric grease + $30 to $40 torque wrench + 10mm deep socket, you are looking at roughly $100 total project cost for spark plugs replacement of your 2013 mazda3you will save at least somewhere from $125 to $150 if you bring your vehicle to any shop or dealer to replace your spark plugs.  Read Less

These ngk soark plugs cost about half as much as they would at my local auto parts store.

These ngk soark plugs cost about half as much as they would at my local auto parts store.  Read Less

They arrived quickly and we're as ordered.

They arrived quickly and we're as ordered.  Read Less

Spark plugs were shipped and arrived very fast.

Spark plugs were shipped and arrived very fast.  Read Less

Arrived next day and the 14mm socket i ordered separately arrived the day after.

Arrived next day and the 14mm socket i ordered separately arrived the day after.  Read Less

This 4-pack came very well wrapped and fit my 2019 mazda cx-5 perfectly!

This 4-pack came very well wrapped and fit my 2019 mazda cx-5 perfectly!  Read Less

If you look at youtube videos for changing spark plugs on a mazda cx-5, one of them shows a mazda spark plug box with the mazda...  Read More

If you look at youtube videos for changing spark plugs on a mazda cx-5, one of them shows a mazda spark plug box with the mazda part number as well as the ngk number printed on the box.  Read Less

I was concerned after seeing youtube videos on fake plugs, but these were exactly the same as the ones i found at a large chain auto store.

I was concerned after seeing youtube videos on fake plugs, but these were exactly the same as the ones i found at a large chain auto store.  Read Less

I would advice any 2013 mazda3 owner to order this plug on amazon because it's the best value compared to any other competitors.

I would advice any 2013 mazda3 owner to order this plug on amazon because it's the best value compared to any other competitors.  Read Less

I replaced the mazda factory plugs with the ngk iridium's as purchased here.

I replaced the mazda factory plugs with the ngk iridium's as purchased here.  Read Less