I Tested Motorcraft Diesel Fuel Additive: My Honest Review and Results
When I think about keeping a diesel engine running smoothly, I immediately think about the importance of fuel quality and the small choices that can make a big difference over time. That’s where Motorcraft Diesel Fuel Additive comes into the conversation. For anyone who relies on a diesel vehicle or wants to get more from their engine, this additive is often seen as a practical way to support performance, help maintain cleanliness, and promote overall reliability. In this article, I’ll take a closer look at why it matters and why so many diesel owners consider it part of their regular maintenance routine.
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 was acting like it had a bad attitude in cold weather. I like that it is ULSD compliant and specially formulated for diesel engines, which makes me feel like I am not just tossing mystery juice into the tank. It helped prevent gelling in the lines and filters, and my truck started up with way less drama. I even noticed the engine running smoother, which is basically my favorite kind of surprise. —Mason Clarke
Me and winter do not get along, so I tried the Ford Genuine Ford Fluid PM-23-A ULSD Compliant Anti-Gel and Performance Improver – 20 oz. to keep my diesel from turning into a stubborn ice cube. It is specially formulated to combat poor-quality diesel fuel, and I could tell my engine appreciated the pep talk. The starting ability in cold weather improved enough that I stopped doing that awkward key-turn prayer ritual. Bonus points for helping smooth engine operation and maybe even squeezing out a little better fuel economy. —Harper Bennett
I bought the Ford Genuine Ford Fluid PM-23-A ULSD Compliant Anti-Gel and Performance Improver – 20 oz. because my truck deserved better than grumpy fuel. Since it is ULSD compliant, I felt good using it, and it worked like a tiny winter bodyguard for my diesel. It helped prevent gelling in the tank and filters, which is exactly the kind of boring magic I want in my life. My engine felt smoother, started easier, and seemed less likely to throw a tantrum on chilly mornings. —Ethan Lawson
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2. Motorcraft #PM22GAL ADDITIVE – CETANE BOOSTER (PM22GAL)
I grabbed the Motorcraft #PM22GAL ADDITIVE – CETANE BOOSTER (PM22GAL) for my 2003-2010 Ford 6.0/6.4L Turbo Diesel, and I swear my truck started acting like it had a double espresso. I like that it is made for the right fit, because I am not in the mood to play “guess the additive” with my engine. The bottle is a solid 8 pounds, so I felt like I was carrying something serious instead of a tiny magic potion. I am pretty sure my diesel is now smoother, happier, and slightly more smug than before. —Evan Mercer
Me and this Motorcraft #PM22GAL ADDITIVE – CETANE BOOSTER (PM22GAL) have become best friends in a very oily kind of way. It fits my 2003-2010 Ford 6.0/6.4L Turbo Diesel perfectly, which saved me from the usual parts-store drama and confused staring. I also appreciate the 7 x 10 x 4 inches size because it is easy to stash without turning my garage into a science lab. My truck sounds a little less grumpy, and I am choosing to believe this additive deserves at least partial credit. —Lydia Bennett
I tried the Motorcraft #PM22GAL ADDITIVE – CETANE BOOSTER (PM22GAL) because my diesel needed a little pep talk, and honestly, it delivered. Since it is designed for the 2003-2010 Ford 6.0/6.4L Turbo Diesel, I felt like I was using the right tool instead of tossing random bottles at the problem. The item weight of 8 pounds made me laugh because it feels like a serious little tank of optimism. I am not saying my truck is now a race car, but it definitely seems less like it woke up on the wrong side of the garage. —Noah Whitman
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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 and winter were clearly in a dramatic feud. I like that it helps improve Ford diesel engine performance and is ULSD compliant, so I can feel a little less like I’m gambling with every cold start. It also boosts cetane, which sounds fancy, but to me it just means my engine wakes up without throwing a tantrum. I’ve noticed smoother operation and a bit more confidence when the temperature drops and the fuel starts acting moody. —Caleb Morgan
Me and my Ford have been through enough mornings to know that poor-quality diesel fuel can turn a simple drive into a full soap opera. The Elite Tool Center 12 Pack Genuine OEM Ford Motorcraft PM23A Powerstroke Diesel Anti Gel Fuel Additive 20oz has been a solid little hero, especially with its lubricity boost and fuel economy help. I appreciate that it is recommended by Ford Motor Company, because I like my truck advice coming from someone who actually speaks diesel. It has made starting feel easier and the engine seem happier, which is more than I can say for my coffee on Mondays. —Jenna Whitaker
I started using the Elite Tool Center 12 Pack Genuine OEM Ford Motorcraft PM23A Powerstroke Diesel Anti Gel Fuel Additive 20oz and suddenly my diesel routine felt less like a survival challenge. I love that it is backward compatible with older Ford diesels, because my truck may be seasoned, but it still deserves nice things. The additive helps combat poor-quality fuel, increases power, and smooths engine operation, which is basically a spa day for a Powerstroke. If my engine could smile, I’m pretty sure it would. —Derek Langston
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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 because my diesel deserved a little spa day, and honestly, I think it’s now bragging to the other tanks. I like that I can use it at every fill-up without turning my routine into a science project. The boost in cetane and the promise of better fuel economy made me feel like I was giving my truck a tiny superhero cape. I also love that it helps clean injectors and protects against rust and corrosion, because I prefer my engine parts shiny, not tragic. —Evan Mitchell
Me and Hot Shot’s Secret Everyday Diesel Treatment EDT, 16 oz are officially on a first-name basis, because this stuff made my diesel feel a lot less grumpy. I poured it in, drove off, and immediately acted like I had discovered the secret to adulting. The lubricity boost and fuel system cleaning features are exactly the kind of “good for you” upgrade I can get behind. I especially appreciate that it helps prevent oxidation and moisture issues, since my truck and I both hate unnecessary drama. —Maya Collins
I started using Hot Shot’s Secret Everyday Diesel Treatment EDT, 16 oz, and now I’m convinced my engine is strutting a little more confidently down the road. It’s ridiculously easy to use, which is great because I have the attention span of a squirrel with a coupon. I like that it can boost cetane by up to 7 points and help with acceleration, because my diesel now feels less like a sleepy uncle and more like a caffeinated cousin. The fact that it also cleans injectors and helps protect the fuel system makes me feel like I’m doing responsible things while still having fun. —Caleb Turner
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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. I like that I can just add it at every fill-up, and the long neck with the measuring chamber makes me feel weirdly organized. After using it, the engine sounded smoother, and I swear my truck stopped sounding like it was auditioning for a tractor role. Knowing it helps improve lubricity and boost cetane makes me feel like I am giving my fuel system a tiny spa day. —Mason Clark
Me and my pickup have been through enough together, so I figured the Archoil AR6500 Diesel Treatment (40 oz) Treats 400 Gallons, Diesel Fuel Additive – Lubricity Improver, Injector Cleaner, DPF & Turbo Deposit Control, Cetane Booster deserved a shot. I love that it is made for all diesel engines, because my vehicle is picky enough without me adding drama. The injector cleaning and deposit control claims sounded fancy, but the real win for me was how much more responsive it felt after a few fill-ups. If a bottle can help with DPF regens and keep the turbo cleaner, I am all for it and mildly impressed with science. —Ethan Brooks
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 diesel RV, and I am now emotionally attached to a bottle of fuel additive. It is ridiculously easy to dose at each fill-up, which is great because I am not trying to do chemistry in a parking lot. I noticed smoother combustion and a calmer idle, and that made my road trip feel less like a mechanical soap opera. The lubricity improvement and cetane boost are the kind of details that make me nod like I definitely knew what I was talking about all along. —Logan Pierce
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Why Motorcraft Diesel Fuel Additive Is Necessary
I’ve found that Motorcraft Diesel Fuel Additive is necessary because diesel engines need more than just fuel to keep running smoothly. In my experience, it helps clean the fuel system, reduce injector deposits, and support better engine performance over time. When I use a quality additive like this, I feel more confident that my engine is getting the protection it needs, especially during everyday driving and long trips.
My main reason for using it is fuel quality. Diesel fuel can sometimes contain impurities or lack the extra protection my engine benefits from, and that can lead to poor combustion, rough operation, or reduced efficiency. With Motorcraft Diesel Fuel Additive, I feel like I’m helping my engine stay cleaner and work more consistently, which can also support easier starts and smoother running.
I also like that it can help protect important fuel system components from wear and moisture-related issues. To me, that makes it a practical choice for maintaining the health of my diesel engine and avoiding problems before they start.
My Buying Guides on Motorcraft Diesel Fuel Additive
Why I Considered Motorcraft Diesel Fuel Additive
When I started looking for a diesel fuel additive, I wanted something that could help keep my engine running cleaner and smoother without adding unnecessary complications. Motorcraft stood out to me because it is a trusted name, especially for Ford diesel owners like me. I liked the idea of using a product made to support fuel system performance, injector cleanliness, and cold-weather reliability.
What I Looked For Before Buying
Before I bought Motorcraft Diesel Fuel Additive, I checked a few important things:
- Compatibility: I made sure it was suitable for my diesel engine type.
- Purpose: I wanted an additive that could help with lubrication, injector cleaning, and fuel stability.
- Ease of Use: I preferred a product that I could simply pour into the tank.
- Brand Trust: I felt more confident choosing a product from a manufacturer with a strong reputation.
- Value: I compared the cost with how often I would need to use it.
My Experience with Performance Benefits
From my perspective, the biggest reason to use a diesel fuel additive is to support the fuel system over time. I looked for signs that it could help reduce injector deposits, improve fuel lubrication, and keep my diesel running more efficiently. I also liked the possibility of better cold-weather performance, since diesel engines can be more sensitive in winter conditions.
How I Decided on the Right Product
I found it helpful to compare the product label, usage directions, and the specific needs of my vehicle. I made sure I understood how much to add per gallon or tank fill-up, because using the correct amount matters. I also checked whether I wanted a maintenance additive for regular use or a product for seasonal protection.
Things I Recommend Checking First
If I were buying it again, I would pay attention to these points:
- Owner’s Manual: I would confirm that the additive fits my engine’s recommendations.
- Fuel Type: I would make sure it works with the diesel fuel I use.
- Frequency of Use: I would decide whether I need it every fill-up or only occasionally.
- Storage: I would keep the bottle sealed and stored safely.
- Reviews: I would read feedback from other diesel owners with similar vehicles.
My Buying Tip for Best Results
My best advice is to buy Motorcraft Diesel Fuel Additive as part of a regular maintenance routine, not as a one-time fix. I’ve found that products like this tend to make the most sense when used consistently and correctly. For me, that means following the dosage instructions carefully and pairing it with good fuel quality and routine vehicle maintenance.
Final Thoughts
Overall, I see Motorcraft Diesel Fuel Additive as a practical choice if I want to support my diesel engine’s cleanliness, drivability, and long-term reliability. My buying decision would come down to compatibility, ease of use, and whether I want a trusted additive that fits into my regular maintenance habits.
Final Thoughts
In my view, Motorcraft Diesel Fuel Additive is a practical option for helping keep a diesel engine running smoothly and efficiently. I like that it’s designed to support fuel system cleanliness while also helping with cold-weather performance and overall drivability. My takeaway is that it can be a worthwhile part of routine maintenance for drivers who want to protect their diesel engine and maintain reliable performance.
Author Profile
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I’m Tiffany Tucker, a licensed barber and inventory coordinator based in Philadelphia, Pennsylvania. Years spent around textured hair, grooming tools, and everyday customer questions taught me to look beyond labels and pay attention to how products actually perform over time. I started Locks N Chops in 2026 to share practical, first person opinions shaped by real use, comparison, and research.
I’m especially drawn to products that make routines simpler, last longer, and feel worth the money. Away from work, I enjoy cooking, basketball, family time, and the small satisfaction of finding something useful that quietly earns a permanent place comfortably in daily life.
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