Buyer's Guide & Information

Best Replacement Spark Plugs For 5.4 Triton Reviewed

If you have a Ford, you want to know how to find the best replacement spark plugs for 5.4 Triton. Check out the top-rated options here.

Spark plugs are essential to a smooth running engine and can’t be overlooked. If you have a Ford, you want to know how to find the best replacement spark plugs for 5.4 Triton before performing your next tune-up. We will look at several of the best replacement spark plugs 3v for 5.4 Triton, so you know which model to buy.

Preview

Product

Compatible Vehicles

Plug Material Coating

Plug Type/Number

Check Price

Motorcraft Spark Plug SP546 Set Of 8

Motorcraft Spark Plug SP546

2004-2010 Ford/Lincoln models

Platinum

SP546

MAS Ignition Coil DG508 & Motorcraft Spark...

MAS Ignition Coil DG508

1998-2005 Ford/Lincoln models

Platinum

DG508/ SP479

AD Auto Parts New Motorcraft (SP515) Spark...

AD Auto Parts SP515

2004-2010 Ford/Lincoln models

Platinum

SP515/SP546

Motorcraft SP-515 Spark Plug, Pack of 1

Motorcraft SP-515

2004-2010 Ford/Lincoln models

Platinum

SP515/SP546

ENA Set of 8 Spark Plugs Compatible with...

ENA

1998-2008 Ford/Lincoln models

Platinum

ENASP110108

MAS Ignition Coils DG511 with Motorcraft...

King Auto Parts DG511

2004-2010 Ford/Lincoln models

Platinum

SP515/SP546

Set of 8 OEM Motorcraft Platinum SP546...

Herko Automotive SP546 (SP515) HT15

2004-2010 Ford/Lincoln models

Platinum

SP515


Can Replacing a 5.4 Tritons Spark Plugs Make A Difference?

Why should you replace your spark plugs? First, the best spark plugs for 5.4 3 valve ensure that the engine runs as it should, for longer. You don’t want to replace the engine in your Ford anytime soon. Plus, you will extend the time between maintenance intervals. This will lower your tune-up cost.

With the best spark plugs for the 5.4 Triton 2 valve you can achieve better performance and increased fuel efficiency. You know it's time to replace the spark plugs when the engine starts misfiring or if it is time-based on the recommended changing intervals. 


Choosing Quality Spark Plugs for a 5.4 Triton Engine

Vehicle Compatibility

If you need the best replacement spark plugs for a 2004 F150 5.4 Triton, you wouldn’t want to look at spark plugs for 2001 F150 5.4. Thankfully, any spark plugs that fit the 5.4 Triton will work if that’s the engine your Ford uses. There isn’t a whole lot else to think about. Just check the compatibility before purchasing.

Build Quality

When you choose the best spark plug for 5.4 Triton, you want to look at how the plugs are constructed. If the build quality isn’t done to optimum levels, you are going to replace the plugs sooner than you want. Instead, choose a high-quality option that is built to last.

Spark Plug Type/Coating

There are different types of spark plugs to choose from. Platinum and iridium work best with engines that don't have distributors, while copper works best with a low-voltage distributor-based ignition. Platinum offers a great balance of longevity, performance, and economy, while iridium is higher-performing, but for more money. 

Life Expectancy of Spark Plugs Vs. Warranty

Examine how often the spark plugs will need to be changed. If you don't mind doing it often, you can choose a lower cost option, but it's usually best to go with a set that has a longer interval. Plus, you want to look at the manufacturer's warranty to ensure that you have protection against defects.

Price

You may want the best spark plugs for a 5.4 triton 2 valve for a rock-bottom price, but you need to look at the value first. If a set of spark plugs provides a longer changing interval, you might actually be spending less per mile than if you buy the cheapest product on the market.


7 Best Replacement Spark Plugs For 5.4 Triton Reviewed

1. Motorcraft Spark Plug SP546

Our Top Pick!

Compatible Vehicles

2004-2010 Ford/Lincoln models

Plug Material Coating

Platinum

Top Material

Platinum

Plug Type/Number

SP546

Gap

.045

This set of eight spark plugs will fit the 2004-2010 Ford and Lincoln vehicles. The platinum coated plugs meet OEM specifications, so you know precisely what type of performance to expect. Each spark plug is individually inspected for quality, plus the company provides a one-year warranty for your protection. With Motorcraft plugs, you are assured a higher performance level and fewer emissions than if you purchase rock-bottom bargain plugs.

In fact, the plugs themselves are resistant to corrosion. You can also expect a longer service life, so tune-ups occur less frequently. This set is rated for up to 100,000 miles of use before replacement is required. Let's face it; no one wants to spend more time changing spark plugs than necessary, and Motorcraft prevents this. There are better things that could be done at this time.

While these Ford Triton Motorcraft plugs are ideal for swapping out the OEM equipment, they might not be what you are looking for if you need something heavy-duty. For towing, hauling, and driving in extreme conditions, you might require a different spark plug construction altogether. Still, we recommend this set of spark plugs for most Ford and Lincoln owners that just want to protect the engine at a reasonable cost. 

Pros

  • OEM replacement
  • Durable construction
  • Platinum design
  • 1-year warranty

Cons

  • Not rated for extremes

2. MAS Ignition Coil DG508

Best Spark Plugs for 5.4 Triton 2 Valve

Compatible Vehicles

1998-2005 Ford/Lincoln models

Plug Material Coating

Platinum

Top Material

Platinum

Plug Type/Number

DG508/SP479

Gap

.054

If you want to replace your Ford spark plugs and corresponding ignition coils simultaneously, this complete set will fit the bill. This group of Triton spark plugs and ignition coils also meet OE specifications. You shouldn't have any trouble replacing these vital parts with ease. Plus, they are made from high-grade platinum materials. Overall, you shouldn't have to change these but every 60,000 to 100,000 miles, allowing you to go further.

Each coil is designed to provide lower emissions and a high-energy output. They also contain a high-heat resistant compound on the plug boot that can withstand more stress for increased durability. Because it is a set from Motorcraft, you can also take advantage of the one-year warranty if anything goes wrong, but it shouldn’t.

Use this set with your 1998-2005 Ford/Lincoln vehicles. However, it might not be the best set if you don’t require ignition coils. You could instead just choose to purchase your spark plugs and keep the price down slightly. However, a good tune-up would include both of these parts anyway, to ensure optimal performance of your truck or SUV. Your package will include eight spark plugs and the corresponding eight ignition coils.

Pros

  • OEM replacement
  • Strong construction
  • Platinum
  • 1-year warranty

Cons

  • Might not want coils

3. AD Auto Parts SP515

Best Spark Plugs for 5.4 3 Valve

Compatible Vehicles

2004-2010 Ford/Lincoln models

Plug Material Coating

Platinum

Top Material

Platinum

Plug Type/Number

SP515/SP546

Gap

.045

There’s another pack of eight spark plugs that work on your 2004-2010 Ford and Lincoln vehicles. These platinum plugs will last between 60,000 and 100,000 miles but tend to be a little more expensive than the others. Because of the high melting point, you get the resistance you want to prevent erosion. This offers you more performance between spark plug changes while continuing to maintain engine performance and reduce emissions.

This set is perfect for replacing the OEM equipment currently in your vehicle. If you care about your engine, you want to give it the best products possible. With your simple tune-up, you can ensure more life out of your engine, which allows you to spend more time on the road.

Use these Ford Triton spark plugs for your everyday driving needs. However, it might not be the ideal spark plug option if you need something heavy-duty, such as when you push your Ford or Lincoln vehicle to extremes. In these conditions, you might require something a little more durable and high-performing. Still, we have to recommend this Ford plug set for the average driver. Make your next tune-up easier than ever before and protect that truck or SUV engine.

Pros

  • OEM replacement
  • Durable design
  • Platinum materials
  • 1-year warranty

Cons

  • Not rated for extremes

4. Motorcraft SP-515

Product Specifications

Compatible Vehicles

2004-2010 Ford/Lincoln models

Plug Material Coating

Platinum

Top Material

Platinum

Plug Type/Number

SP515/SP546

Gap

.045

This Ford spark plug set is very similar to the last option, except it only comes with one plug instead of a complete set. You can use this with your 2004-2010 Ford and Lincoln vehicles, producing a service life between 60,000 and 100,000 miles. However, buying these individually will result in a higher cost overall than if you purchased the entire set outright. Still, there are times when you just need one plug and don’t want to spend the money on all eight.

With this replacement, you get a better performing engine with lower emissions. Plus, it makes for a simple tune-up procedure, which you should be concerned with. These Ford Triton spark plugs are constructed from platinum materials, so you can be sure of the quality. Plus, Motorcraft provides a one-year warranty for maximum protection.

You will find that this is an ideal option for everyday driving, but don’t expect it to hold up if you push your vehicle too hard. In those cases, we recommend something more high-performance, such as what would be used for racing or industrial purposes. Still, the average driver won’t ever require that level of performance from spark plugs, and these OEM options will do just fine.

Pros

  • OEM replacement
  • Platinum
  • Strong construction
  • 1-year warranty

Cons

  • Only one spark plug

5. ENA

Product Specifications

Compatible Vehicles

1998-2008 Ford/Lincoln models

Plug Material Coating

Platinum

Top Material

Platinum

Plug Type/Number

ENASP110108

Gap

unknown

Moving away from the Motorcraft brand, you could also choose this option from ENA. This set will fit 1998-2008 Ford and Lincoln vehicles for a complete OEM replacement. With this upgrade, you can expect better durability and more performance because of the superior ignitability. When compared with standard spark plug designs, this option has a center electrode tip that wears slower, allowing for more miles of service.

With this set, you can reduce poor acceleration, engine misfire, rough idles or starts, and lower fuel economy. Each tune-up performed with this set will help your Ford or Lincoln vehicle operate better without spending a lot of time. In fact, this simple swap can make a world of difference with how your 5.4L Triton engine runs. It also offers protection, so you don’t have to worry about engine failure before it’s needed.

This set provides erosion and an oxidation-resistant alloy that won’t corrode. You will notice the quick starts and smooth acceleration that occurs after the replacement. Plus, the company offers the same one-year warranty, which provides peace of mind over the purchase. While the price is reasonable, you will notice that the reviews aren’t as great as with the Motorcraft options.

Pros

  • Durable construction
  • Platinum materials
  • Works with many vehicles
  • 1-year warranty

Cons

  • Not as highly rated

6. King Auto Parts DG511

Product Specifications

Compatible Vehicles

2004-2010 Ford/Lincoln models

Plug Material Coating

Platinum

Top Material

Platinum

Plug Type/Number

SP515/SP546

Gap

.045

Here’s another option if you want to replace both the spark plugs and ignition coils with your Ford or Lincoln model. In fact, this complete Ford and Lincoln set will fit your 2004-2010 Ford and Lincoln vehicles, providing up to 100,000 miles of service. With simple installation, you can improve the life of your engine and increase performance. You may also see a reduction in emissions and a bump to fuel economy.

The high-grade materials resist corrosion and create the best spark possible. You ensure a better ignition of the fuel/air mixture after doing a simple tune-up procedure with these parts. Plus, the high-heat resistance allows for increased durability. Like a set from Motorcraft, you can trust the construction and feel good about the purchase with a one-year warranty.

If you don’t require ignition coils, you won’t want to purchase this set. Plus, the cost is more than you need to spend if you simply need spark plugs for your 5.4L Triton engine. However, if you are performing a tune-up anyway, you might prefer getting it all done at once instead of worrying about it later. This package comes complete with eight ignition coils and the corresponding eight spark plugs.

Pros

  • Complete tune-up set
  • Platinum
  • Corrosion-resistant materials
  • 1-year warranty

Cons

  • Might not need ignition coils

7. Herko Automotive SP546 (SP515) HT15

Product Specifications

Compatible Vehicles

2004-2010 Ford/Lincoln models

Plug Material Coating

Platinum

Top Material

Platinum

Plug Type/Number

SP515

Gap

.045

To close out the list, we have one more Ford 5.4 Triton option from Motorcraft. As you’ve already discovered, buying from Motorcraft ensures you get the OEM replacement you desire. This set of eight spark plugs will fit your 2004-2010 Ford and Lincoln vehicles. You will get a service life of 60,000 to 100,000 miles, depending on how you drive.

These plugs will increase the engine performance while also reducing emissions. It’s the perfect set for your next tune-up and doesn’t require a lot of effort to replace. Plus, the Ford Triton spark plugs are constructed from platinum material and remain corrosion-resistant. With Motorcraft products, you also get a one-year warranty, so there’s no worry about defects or the construction.

Use this set of spark plugs to protect your engine while partaking in everyday driving. If you plan to push your Triton engine harder, you might need to replace these more often. However, it’s still the perfect set for your next tune-up, ensuring that your engine runs as it should and remains protected for longer. As with the other Motorcraft options, you get spark plugs that are designed to work with your Ford or Lincoln vehicle, and you won't need to spend a crazy amount of money to buy them. 

Pros

  • Corrosion-resistant
  • Platinum
  • Highly rated
  • 1-year warranty

Cons

  • Might be slightly more expensive

Understanding 5.4L Triton Engines

The 5.4-liter Triton is a naturally aspirated V8 motor used in Ford trucks and SUVs. It has been around since 1997 and features either a single or dual overhead cam design in a V configuration. It has been through several revisions and has made the Ward's 10 Best Engines List several times. Until 1999, you could find the 3-valve SOHC design, but then Ford also added the 4-valve dual-overhead cam design. Several vehicles feature the 5.4 Triton, including the Ford Expedition, Ford F-150, Ford E-Series, Ford GT, Ford Mustang, and Lincoln Navigator.


How Automotive Spark Plugs Work

The spark plug’s main goal is to ignite the fuel and air mixture. Electrical energy gets transmitted through the plug where it jumps the gap. The spark ignites the mixture in the combustion chamber. Interestingly enough, spark plugs can't create heat, but rather, only remove it. The temperature at the plug end needs to be low enough to prevent pre-ignition, but high enough that it prevents fouling. 

Here’s a helpful video that explains how spark plugs operate.


People Also Ask (FAQs)

What brand spark plugs does Ford use?

Ford vehicles can use a variety of spark plugs from reputable brands. Aside from Motorcraft spark plugs for 5.4 Triton, several other brands provide value with a solid construction.

Do all spark plugs come pre gapped?

Most of today’s spark plugs come pre-gapped. However, it’s always wise to check the gap with a spark plug gap gauge.

What are spark plug wires?

Spark plug wires connect the ignition coil or distributor to the spark plugs in internal combustion engines.

How often should spark plugs be replaced on my 5.4 Triton Ford engine?

The majority of spark plugs on the market today are good for 100,000 to 120,000 miles. For the longest service life, you want iridium or platinum spark plugs.

How do you change spark plugs on a 5.4 Triton?

Do you know how to remove a spark plug on a 5.4 Triton? We can show you how to change spark plugs on a 5.4 Triton. Park your vehicle on a flat surface and remove the wires first. Unscrew the plug and replace it with a new one. Once you are finished, start the engine to ensure everything runs well.

How does a spark plug impact emissions?

Fouled or damaged spark plugs increase the carbon monoxide and hydrocarbon emissions. Placing a new spark plug order for 5.4 L Triton will help reduce emissions and improve performance.

What’s Ford 5.4 spark plug socket size?

The spark plug socket for 5.4 Triton is typically 9/16” with 2004+ models and 5/8” with most 1997 - 2003 Fords.

Where is the best place to buy replacement spark plugs for 5.4 Triton engines?

Whether you need spark plugs for the 2004 F150 5.4 Triton or are looking for spark plugs for the 2005 Ford F150 5.4 L, you can find the best selection at Amazon. You can also get them installed by local mechanics if you aren’t sure how to do it yourself.


Conclusion

What are the best replacement spark plugs for a 5.4 Triton engine? We prefer the Motorcraft Spark Plug SP546 because of the exceptional reviews and reputable brand. Plus, the set is built to OEM specifications.

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