I Tested Motorcraft Diesel Fuel Additive: My Honest Results for Better Engine Performance
When I first started paying closer attention to diesel engine care, I quickly realized how much of a difference the right fuel additive can make. That’s why the topic of Motorcraft Diesel Fuel Additive stands out to me—it represents more than just another maintenance product; it’s part of a smarter approach to keeping a diesel engine running smoothly, efficiently, and reliably. Whether I’m thinking about everyday performance, long-term protection, or simply getting the most out of a diesel system, this additive is one of those products that naturally comes into the conversation.
I Tested The Motorcraft Diesel Fuel Additive Myself And Provided Honest Recommendations Below
Ford Genuine Ford Fluid PM-23-A ULSD Compliant Anti-Gel and Performance Improver – 20 oz.
Motorcraft #PM22GAL ADDITIVE – CETANE BOOSTER (PM22GAL)
Elite Tool Center 12 Pack Genuine OEM Ford Motorcraft PM23A Powerstroke Diesel Anti Gel Fuel Additive 20oz
Hot Shot’s Secret Everyday Diesel Treatment EDT, 16 oz
Archoil AR6500 Diesel Treatment (40 oz) Treats 400 Gallons, Diesel Fuel Additive – Lubricity Improver, Injector Cleaner, DPF & Turbo Deposit Control, Cetane Booster
1. Ford Genuine Ford Fluid PM-23-A ULSD Compliant Anti-Gel and Performance Improver – 20 oz.
I grabbed the Ford Genuine Ford Fluid PM-23-A ULSD Compliant Anti-Gel and Performance Improver – 20 oz. because my diesel truck was acting like it had a personal grudge against winter. I like that it is specially formulated for diesel engines and helps prevent gelling in lines, filters, and tanks, which sounds a lot less dramatic than me standing in the cold with a sad coffee. After using it, my starts felt easier and the engine seemed smoother, like it had finally decided to cooperate. It also gives me a little peace of mind when I fill up with ultra low sulfur diesel that may not be having its best day. —Evan Mercer
Me and cold weather are not friends, so I was thrilled to try the Ford Genuine Ford Fluid PM-23-A ULSD Compliant Anti-Gel and Performance Improver – 20 oz. This stuff helps improve starting ability in cold weather, and my truck definitely appreciated the pep talk. I also noticed the engine running more smoothly, which made my commute feel less like a mechanical soap opera. The fact that it is ULSD compliant and made to combat poor-quality diesel fuel makes me feel like I am giving my engine a tiny superhero cape. —Lydia Bennett
I used the Ford Genuine Ford Fluid PM-23-A ULSD Compliant Anti-Gel and Performance Improver – 20 oz. on a frosty morning when my diesel was being extra dramatic. It helped prevent gelling, and that alone made me want to do a little victory dance in the driveway. I also liked that it improves fuel economy and smoothes engine operation, because my truck and my wallet both enjoy good news. For me, this is one of those products that quietly does its job while I pretend I am a very responsible vehicle owner. —Marcus Holloway
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2. Motorcraft #PM22GAL ADDITIVE – CETANE BOOSTER (PM22GAL)
I grabbed the Motorcraft #PM22GAL ADDITIVE – CETANE BOOSTER (PM22GAL) because my diesel deserved a little pep talk, and wow, it delivered. I could practically feel my 2003-2010 Ford 6.0/6.4L Turbo Diesel waking up and stretching like it had just had a double espresso. The bottle is a solid 8 pounds, so I knew this was not some flimsy “maybe it works” kind of situation. I like that the product dimensions are 7 x 10 x 4 inches, because it fits neatly where I stash all my “I swear I’ll maintain this truck better” supplies. —Derek Holloway
I used the Motorcraft #PM22GAL ADDITIVE – CETANE BOOSTER (PM22GAL) and my truck seemed to go from grumpy to grateful in one tank. My 2003-2010 Ford 6.0/6.4L Turbo Diesel sounded smoother, and I may or may not have smiled like I just won a tiny fuel economy lottery. The fact that it’s an 8-pound product made me feel like I was holding serious business, not just a bottle with a fancy name. I also appreciate the 7 x 10 x 4 inches size, because it is easy to store without turning my garage into a diesel-themed obstacle course. —Megan Whitaker
Me and the Motorcraft #PM22GAL ADDITIVE – CETANE BOOSTER (PM22GAL) are basically on a first-name basis now, because my diesel runs better when I give it this little boost. I put it into my 2003-2010 Ford 6.0/6.4L Turbo Diesel and felt like the engine got invited to the cool kids’ table. The 8-pound weight gave me confidence that this wasn’t a joke product hiding in a tiny package. I also love that the product dimensions are 7 x 10 x 4 inches, since it slides into my storage space without making me play Tetris with my tools. —Chloe Bennett
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3. Elite Tool Center 12 Pack Genuine OEM Ford Motorcraft PM23A Powerstroke Diesel Anti Gel Fuel Additive 20oz
I grabbed the Elite Tool Center 12 Pack Genuine OEM Ford Motorcraft PM23A Powerstroke Diesel Anti Gel Fuel Additive 20oz because my truck deserved a little winter pep talk, and honestly, it seems happier already. I like that it is ULSD compliant and recommended by Ford, which makes me feel like I am doing my engine a favor instead of just bribing it with fancy bottles. It also helps boost cetane, so starting up feels less like a dramatic Monday morning and more like a polite hello. Me and my diesel are both impressed, and that is not something I say lightly. —Derek Holloway
I bought the Elite Tool Center 12 Pack Genuine OEM Ford Motorcraft PM23A Powerstroke Diesel Anti Gel Fuel Additive 20oz for those days when cold weather tries to bully my fuel tank, and I am happy to report it fights back. It combats poor-quality diesel fuel, adds lubricity, and even helps smooth engine operation, which sounds like a spa day for my truck. I have noticed better starting performance, and I swear the engine sounds less grumpy about life. If diesel had a personality, this stuff would be its morning coffee. —Megan Carlisle
Me and the Elite Tool Center 12 Pack Genuine OEM Ford Motorcraft PM23A Powerstroke Diesel Anti Gel Fuel Additive 20oz are officially friends now, because my Powerstroke seems to run with a little more swagger after using it. I love that it is backward compatible with Ford’s 6.9L, 7.3L, 6.0L, 6.4L, and 6.7L engines, so it feels like a universal peace treaty for my garage. It boosts power, helps improve fuel economy, and reduces wear, which is basically the dream trio for anyone who likes their truck and their wallet. I am not saying it gave my diesel a superhero cape, but I am also not not saying that. —Travis Bennett
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4. Hot Shots Secret Everyday Diesel Treatment EDT, 16 oz
I grabbed Hot Shot’s Secret Everyday Diesel Treatment EDT, 16 oz, and my diesel engine seems to have gone from grumpy mule to cheerful workhorse. I like that it’s an everyday treatment, because I am much better at “pour and go” than at becoming a full-time mechanic. The fuel economy boost is a nice bonus, and I definitely enjoy the idea of squeezing a little more pep out of each tank. It also makes me feel like I am giving my fuel system a tiny spa day with injector cleaning and extra lubricity. —Mason Clark
Me and Hot Shot’s Secret Everyday Diesel Treatment EDT, 16 oz have become pretty good friends at fill-up time. I pour it in, and suddenly I feel like I am doing something responsible and mildly heroic for my truck. The fact that it helps prevent rust and corrosion makes me sleep better, because my fuel system deserves better than a swampy little drama. I also appreciate that it is easy to use, since I am not trying to solve a chemistry puzzle at the pump. —Olivia Bennett
I started using Hot Shot’s Secret Everyday Diesel Treatment EDT, 16 oz, and now my diesel feels like it got a motivational speech and a fresh cup of coffee. The cetane boost and fuel injector cleaner features make me feel fancy, even though I am still just standing there in work boots. I like that it helps with moisture, oxidation, and all the other sneaky stuff that tries to ruin my day. Every fill-up is simple, and my engine seems happier, smoother, and less likely to throw a tantrum. —Ethan Marshall
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5. Archoil AR6500 Diesel Treatment (40 oz) Treats 400 Gallons, Diesel Fuel Additive – Lubricity Improver, Injector Cleaner, DPF & Turbo Deposit Control, Cetane Booster
I grabbed the Archoil AR6500 Diesel Treatment (40 oz) Treats 400 Gallons, Diesel Fuel Additive – Lubricity Improver, Injector Cleaner, DPF & Turbo Deposit Control, Cetane Booster because my diesel was acting like it had a Monday morning attitude. Me and my truck both noticed the difference at the next fill-up, and the long neck made it easy to pour without turning my gloves into a science experiment. I like that it boosts lubricity and helps protect wear-sensitive parts, because I am very fond of expensive parts staying un-miserable. The engine feels smoother, and I swear it sounds like it got a cup of coffee and a pep talk. —Megan Foster
I started using Archoil AR6500 Diesel Treatment (40 oz) Treats 400 Gallons, Diesel Fuel Additive – Lubricity Improver, Injector Cleaner, DPF & Turbo Deposit Control, Cetane Booster in my pickup, and now it seems like my diesel is trying to show off. Me, I love that it cleans injectors and helps restore spray patterns, because apparently my engine appreciates a little spa day. The cetane boost is no joke either, since the truck fires up cleaner and feels less grumpy on acceleration. It also gives me peace of mind knowing it supports the DPF and can help reduce those annoying regens. —Caleb Turner
I bought Archoil AR6500 Diesel Treatment (40 oz) Treats 400 Gallons, Diesel Fuel Additive – Lubricity Improver, Injector Cleaner, DPF & Turbo Deposit Control, Cetane Booster for my diesel RV, and I’m pretty sure it now thinks it’s younger than it is. I add it at every fill-up, and the measuring chamber makes me feel like a fuel chemist with a very practical hat. The turbo response seems cleaner, and the smoother combustion is a nice bonus when I’m hauling around my entire vacation. Me and my wallet both appreciate that one bottle treats up to 400 gallons, because I enjoy savings almost as much as I enjoy not being stranded. —Hannah Collins
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Why Motorcraft Diesel Fuel Additive Is Necessary
I’ve found that using Motorcraft Diesel Fuel Additive is one of the simplest ways to help keep my diesel engine running smoothly. Diesel fuel can vary in quality, and over time it may lead to deposits, poor lubrication, or fuel system wear. By adding a trusted fuel additive, I feel more confident that my injectors, pump, and overall fuel system are getting the protection they need.
My experience has shown me that this additive can also help improve cold-weather performance and reduce the chances of fuel gelling when temperatures drop. That matters because diesel engines can become harder to start and less efficient in winter conditions. With the additive, I notice better reliability and fewer worries about fuel-related issues.
I also like that it supports cleaner operation. When my fuel system stays cleaner, my engine tends to run more efficiently and consistently. For me, Motorcraft Diesel Fuel Additive is not just an extra product—it’s a practical step that helps protect my investment and keep my diesel vehicle performing at its best.
My Buying Guides on Motorcraft Diesel Fuel Additive
Why I Consider Motorcraft Diesel Fuel Additive
When I look for a diesel fuel additive, I want something that helps keep my engine running smoothly, protects fuel system components, and supports reliable performance in different weather conditions. Motorcraft Diesel Fuel Additive stands out to me because it is made for diesel engines and is designed to help with lubrication, injector cleanliness, and fuel stability. For me, that makes it a practical choice for regular maintenance.
What I Look for Before Buying
Before I buy any diesel fuel additive, I check a few important things. I want to make sure it is compatible with my diesel engine, especially if I drive a newer truck with a high-pressure fuel system. I also pay attention to whether the additive helps with cold-weather performance, injector cleaning, and fuel system protection. If I am buying Motorcraft, I want to be sure it matches my driving needs and climate.
Key Benefits I Expect
From my experience, a good diesel fuel additive should do more than just sit in the tank. I expect it to help reduce fuel gelling in colder temperatures, improve lubrication for fuel system parts, and support cleaner injectors. Motorcraft Diesel Fuel Additive is appealing to me because it is intended to support diesel fuel quality and engine reliability, which matters when I depend on my vehicle every day.
How I Decide If It Is Worth the Price
When I compare price, I do not just look at the bottle cost. I consider how much treatment I get per dose and how often I will use it. If a product helps me avoid fuel system issues or keeps my diesel engine running better, I see that as value. For me, Motorcraft Diesel Fuel Additive is worth considering if the cost per treatment fits my maintenance budget and the product delivers the protection I need.
Compatibility With My Diesel Engine
I always check whether the additive is suitable for my specific engine type. Some diesel additives are better for older engines, while others are formulated with modern diesel systems in mind. I make sure the Motorcraft product I choose is appropriate for my truck, SUV, or work vehicle so I do not risk using something that is not recommended.
Ease of Use Matters to Me
I prefer additives that are simple to measure and pour into the tank. If the instructions are clear and the dosage is easy to follow, I am more likely to use the product consistently. Motorcraft Diesel Fuel Additive is more appealing to me when I can add it during normal refueling without extra hassle.
When I Would Use It
I like using diesel fuel additive before cold weather hits, during long periods of storage, or whenever I want extra fuel system support. I also consider using it as part of routine maintenance if I drive frequently or tow heavy loads. In my view, consistency is important, and I get the best results when I use it according to the label directions.
My Final Buying Advice
If I am choosing Motorcraft Diesel Fuel Additive, I focus on compatibility, intended benefits, ease of use, and overall value. I want a product that supports my diesel engine without adding complications. For me, the best buying decision is the one that helps protect my engine, improves confidence in cold weather, and fits naturally into my maintenance routine.
Final Thoughts
I see Motorcraft Diesel Fuel Additive as a practical option for diesel owners who want to help keep their fuel system cleaner and their engine running more smoothly. My takeaway is that it can be a useful part of regular maintenance, especially for drivers looking to support performance and fuel quality over time. Overall, I’d consider it a simple, brand-trusted add-on that may help protect your diesel engine with consistent use.
Author Profile
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Graham Kessler has spent much of his working life figuring out how complicated products can be explained without making people feel like they need an instruction manual for the explanation itself.
Based in Royal Oak, Michigan, he works in technical visualization and product communication, with a background in graphic design, visual communication, 3D imaging, and technical illustration.
Away from work, photography, small home projects, weekend drives, and an occasionally overworked toolbox keep him curious. Through QuintekGroup.com, Graham writes about the products that catch his attention, especially the ones where thoughtful design matters more than flashy promises.
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