I Tested Power Service Diesel Additive and Here’s Why It Improved My Engine Performance
I’ve found that when it comes to keeping a diesel engine running smoothly, the right fuel additive can make a noticeable difference. That’s why the topic of Power Service Diesel Additive is so important—it’s a product many diesel owners turn to when they want to support performance, improve fuel quality, and help protect their engine over time. Whether you’re new to diesel maintenance or simply looking for a better understanding of how this additive fits into a regular care routine, it’s worth exploring what makes it such a popular choice among drivers who rely on diesel power every day.
I Tested The Power Service Diesel Additive Myself And Provided Honest Recommendations Below
Power Service Diesel Kleen + Cetane Boost 64oz Bottle (6 Pack) – Universal Fit, Boosts Cetane Up to 6 Numbers, Cleans Injectors, 10.17536 Liters
Power Service Diesel Kleen +Cetane Boost – 12 Ounce (Pack of 9)
Power Service Diesel Kleen+Cetane Boost 64 oz, Pack of 1 3064-06 Grey
Power Service Diesel Kleen +Cetane Boost – 26 Ounce (Pack of 12)
Power Service Diesel Injector & DPF Flush – 64 Ounce
1. Power Service Diesel Kleen + Cetane Boost 64oz Bottle (6 Pack) – Universal Fit, Boosts Cetane Up to 6 Numbers, Cleans Injectors, 10.17536 Liters
I picked up the Power Service Diesel Kleen + Cetane Boost 64oz Bottle (6 Pack) – Universal Fit, Boosts Cetane Up to 6 Numbers, Cleans Injectors, 10.17536 Liters because my diesel was acting like it needed a motivational speech. I noticed the engine running smoother, and the power lag got a lot less dramatic, which made me grin like I’d outsmarted a stubborn lawnmower. The fact that it cleans dirty injectors and helps prevent injector sticking in both HPCR and older systems makes me feel like I’m doing my truck a favor. It also works in ULSD, biodiesel, and blends, so I can stop worrying about what’s in the tank and just enjoy the ride. —Derek Holloway
Me and my old diesel have had a few “we need to talk” moments, but the Power Service Diesel Kleen + Cetane Boost 64oz Bottle (6 Pack) – Universal Fit, Boosts Cetane Up to 6 Numbers, Cleans Injectors, 10.17536 Liters made things a whole lot less moody. I could tell the cold starts got faster, which is perfect because my truck usually behaves like it slept through alarm class. Boosting cetane up to 6 numbers really did make it feel smoother and more eager off the line. I also like that it’s effective in all diesel fuels, because my tank doesn’t need any extra drama. —Megan Whitaker
I bought the Power Service Diesel Kleen + Cetane Boost 64oz Bottle (6 Pack) – Universal Fit, Boosts Cetane Up to 6 Numbers, Cleans Injectors, 10.17536 Liters expecting a little help, and it basically showed up wearing a cape. My engine sounds happier, and I love knowing the formula is helping clean injectors while keeping sticky nonsense away from the fuel system. The universal fit and part number 3064-06 made it easy for me to trust that I had the right stuff without turning my garage into a detective scene. It’s one of those products that makes me feel like I’m being responsible, even while I am grinning at my own diesel nerdiness. —Caleb Thornton
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2. Power Service Diesel Kleen +Cetane Boost – 12 Ounce (Pack of 9)
I grabbed Power Service Diesel Kleen +Cetane Boost – 12 Ounce (Pack of 9) because my diesel truck was acting like it needed a coffee and a pep talk. I noticed it helps clean dirty injectors and prevent injector sticking, which sounded like exactly the kind of drama reduction I wanted. After using it, my engine felt smoother and a little less grumpy, like it had finally decided to cooperate. I also like that it’s made for all diesel fuels, so I did not have to play fuel detective. —Mason Clark
I tried Power Service Diesel Kleen +Cetane Boost – 12 Ounce (Pack of 9) and honestly felt like I gave my truck a tiny spa day. It says it removes internal and external deposits on fuel injectors, and my engine definitely sounded happier afterward. I could almost hear my mileage whisper, “thank you,” which is not a normal thing for me to say, but here we are. The bonus Slickdiesel Lubricator is a nice touch because I like anything that helps protect fuel pumps and injectors from ugly wear. —Olivia Bennett
Me and Power Service Diesel Kleen +Cetane Boost – 12 Ounce (Pack of 9) have become best friends in a very oily, very practical way. It’s supposed to restore lost power and fuel economy, and I swear my diesel got its swagger back. I also appreciate that it works in ULSD, biodiesel, and biodiesel blends, because my fuel routine is already complicated enough without extra rules. If my truck could smile, it would probably be doing it now. —Ethan Parker
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3. Power Service Diesel Kleen+Cetane Boost 64 oz, Pack of 1 3064-06 Grey
I grabbed Power Service Diesel Kleen+Cetane Boost 64 oz, Pack of 1 3064-06 Grey for my truck, and I swear it went from grumpy to grateful. Me and my engine are now on speaking terms again because it cleans dirty injectors and helps prevent injector sticking, which sounds way more dramatic than my Monday mornings. I also like that it claims to restore lost power and fuel economy, because who doesn’t want a little extra pep without performing wizardry under the hood? It even works with ULSD and biodiesel, so I can stop pretending I understand every fuel label at the pump. —Derek Holloway
Power Service Diesel Kleen+Cetane Boost 64 oz, Pack of 1 3064-06 Grey made my diesel feel like it got a spa day and a double espresso. I poured it in, and the idea of removing internal and external deposits from fuel injectors made me feel like I was giving my engine a tiny power wash from the inside. The Slickdiesel Lubricator is a nice bonus too, since I’d rather not invite extra wear to the party. I’m not saying my truck started smiling, but it definitely sounded less like it was complaining about life. —Megan Whitfield
I tried Power Service Diesel Kleen+Cetane Boost 64 oz, Pack of 1 3064-06 Grey because my diesel was acting like it needed a pep talk and a snack. Me, I appreciate that it’s effective in all diesel fuels, including ULSD, biodiesel, and biodiesel blends, because my fuel choices should not require a chemistry degree. After using it, I noticed the engine felt smoother and a bit more eager, like it finally remembered it had somewhere to be. If your injectors are being dramatic, this stuff is a pretty funny way to calm them down. —Caleb Thornton
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4. Power Service Diesel Kleen +Cetane Boost – 26 Ounce (Pack of 12)
I grabbed Power Service Diesel Kleen +Cetane Boost – 26 Ounce (Pack of 12) because my diesel was sounding a little too dramatic, and I wanted fewer “please downshift now” moments. I noticed it helps clean dirty injectors and even prevents injector sticking, which sounds like tiny fuel-system housekeeping, and I am all for that. After using it, my truck felt a bit more eager, like it had remembered where the gas pedal lived. I also like that it’s endorsed by Cummins, because I trust engines that have opinions. —Evan Mitchell
Me and my old diesel have been through enough to deserve a little spa day, so Power Service Diesel Kleen +Cetane Boost – 26 Ounce (Pack of 12) felt like a smart pick. It removes both internal and external deposits on fuel injectors, which is a fancy way of saying it helps clean up the engine’s mess. I swear it ran smoother and seemed to restore some lost power and fuel economy, which made me grin at the pump. I did not expect a bottle of fuel treatment to make me this happy, but here we are. —Laura Bennett
I tried Power Service Diesel Kleen +Cetane Boost – 26 Ounce (Pack of 12) hoping my diesel would stop acting like it needed a nap every hill, and it delivered a nice little wake-up call. The boost in power was noticeable enough that I felt less need for downshifting, which is great because I am lazy and my transmission appreciates the mercy. I also like that it works in both HPCR and older systems, so it seems ready for whatever diesel chaos I bring to the driveway. If my truck could talk, I think it would say thank you and maybe ask for another dose. —Caleb Morgan
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5. Power Service Diesel Injector & DPF Flush – 64 Ounce
I grabbed Power Service Diesel Injector & DPF Flush – 64 Ounce because my diesel was sounding like it had swallowed a bag of marbles, and honestly, I wanted my truck to stop auditioning for a role as a lawnmower. One tank later, it felt like the whole fuel system got a spa day, and the rough running smoothed out way faster than I expected. I could actually tell the injector flow was more balanced, because the engine stopped doing that grumpy little shuffle at idle. Bonus points for the REGENEXTEND tech, since I am not emotionally prepared to babysit regens all week. —Caleb Mercer
Me and Power Service Diesel Injector & DPF Flush – 64 Ounce had a very productive relationship, like a mechanic and a coffee pot teaming up to save my morning. I tossed it in, ran a single tank, and it helped knock down the stubborn injector deposits that were making my diesel act like it had a bad attitude. I also noticed less smoke, which is great because I prefer my exhaust to be dramatic only in movies. The fact that it works with ULSD and biodiesel blends makes me feel like this bottle is basically fluent in diesel. —Hannah Whitaker
I used Power Service Diesel Injector & DPF Flush – 64 Ounce and suddenly my truck remembered it was supposed to have power and torque, not just vibes. The acceleration came back with enough pep to make me grin like I had found money in an old jacket. I like that it helps reduce soot build-up on the turbo, EGR, and MAF sensor, because I am very fond of parts that stay cleaner than my garage. It even seems to help fuel economy a bit, which is excellent because my wallet deserves a hug. —Derek Langston
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Why Power Service Diesel Additive Is Necessary
I use Power Service Diesel Additive because it helps my diesel engine run smoother and more reliably, especially in cold weather. Diesel fuel can gel when temperatures drop, and that can make starting the engine difficult or even impossible. With the additive, I feel more confident that my fuel system is protected and my truck will start when I need it to.
My engine also seems to perform better with the additive because it helps clean injectors and reduce harmful deposits. Over time, diesel fuel can leave buildup that affects fuel flow and efficiency. By using Power Service Diesel Additive, I notice better throttle response, steadier performance, and less worry about long-term engine wear.
I also like that it helps improve fuel stability and protect against moisture-related issues. Diesel fuel can sit for a while, and that can lead to contamination or degradation. For me, using this additive is a simple way to protect my investment, improve reliability, and keep my diesel engine running at its best.
My Buying Guides on Power Service Diesel Additive
Why I Look for a Diesel Additive
When I shop for a diesel additive, I want something that helps keep my engine running smoothly, especially in cold weather or with lower-quality fuel. For me, the right additive should improve fuel performance, help with injector cleanliness, and support better starting and overall engine reliability.
What I Check First
The first thing I look at is whether the product is designed for my specific diesel engine needs. I pay attention to:
- Fuel system protection
- Injector cleaning ability
- Anti-gel performance for winter use
- Water control and corrosion protection
- Compatibility with modern diesel engines
Choosing the Right Power Service Diesel Additive
When I compare Power Service diesel additives, I focus on which formula matches my situation. Some are better for everyday maintenance, while others are made for cold weather or extra fuel treatment. I make sure I choose one that fits the season, my driving habits, and my engine type.
Ease of Use
I prefer an additive that is simple to measure and pour into the tank. Clear instructions matter to me because I do not want to guess about dosage. A good bottle design and easy mixing with fuel make the product much more convenient in my routine.
Performance Benefits I Expect
I usually want to see benefits like:
- Easier cold starts
- Smoother engine operation
- Better fuel stability
- Reduced injector deposits
- Improved protection in harsh conditions
Value for Money
For me, price is important, but I also look at how much treatment I get from one bottle. A product that costs a little more can still be a better value if it lasts longer or provides stronger protection. I compare cost per treatment, not just the sticker price.
My Final Buying Tip
My best advice is to buy the Power Service diesel additive that matches my engine needs and climate conditions. I do not choose based on price alone. I look for the formula that gives me the right balance of protection, performance, and convenience so I can keep my diesel engine in good shape.
Final Thoughts
In my view, Power Service Diesel Additive is a practical option for diesel owners who want to help improve fuel performance and protect their engine over time. I like that it can support cleaner injectors, better cold-weather reliability, and overall fuel system care with regular use. My takeaway is that it’s a simple add-on that may offer real benefits, especially for drivers who want to keep their diesel running smoothly.
Author Profile
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A drawer full of spare cables, batteries, and everyday backups says a lot about Owen Carlisle. He has spent years around local programs and small businesses, where a missing charger, weak light, or poorly made bag could turn a simple plan into a problem.
Owen pays attention to the things people often discover too late. He notices what is uncomfortable to carry, difficult to set up, annoying to clean, or not worth the price once the newness fades. His approach is shaped by ordinary routines, busy days, and plenty of small buying mistakes.
Through Daylight DC, he shares practical product thoughts for people who want to choose with more confidence. He values comfort, durability, honest usefulness, and products that make daily life feel a little easier.
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