We consider a dep diesel additive to be a worthy investment in the long run. Let’s take you step by step, type by type, and find the best dep diesel additive for you.

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Our Top Picks:

Best Overall: Buy: Stanadyne Dep Diesel Additive READ REVIEW

Best For More Power: Buy: Hot Shots Secret Dep Diesel Additive READ REVIEW

Best For Lawn Mower: Buy: Stabil Dep Diesel Additive READ REVIEW

Best For Fuel Lines: Buy: Lucas Oil Dep Diesel Additive READ REVIEW

Best For All Diesel Cars: Buy: Blue Def Dep Diesel Additive READ REVIEW

Best For Fuel Efficiency: Buy: Star Brite Dep Diesel Additive READ REVIEW

Best For Good Stuff: Buy: Ford Dep Diesel Additive READ REVIEW

Best For Spill Proof: Buy: Adblue Dep Diesel Additive READ REVIEW

Best With Part Number: Buy: Acdelco Dep Diesel Additive READ REVIEW

Best For Industry Standard Testing: Buy: Hammonds Dep Diesel Additive READ REVIEW

Best For Cold Weather: Buy: Power Service Dep Diesel Additive READ REVIEW

Best Overall: Stanadyne Dep Diesel Additive

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The Stanadyne Dep Diesel Additive's high-end materials makes sure that it ages well with use. The stanadyne dep diesel additive is made for worth the money, is strong and it has increased mileage. Make sure this fits by entering your model number. Moreover, this reduces wear and it works great.

Finally, the stanadyne dep diesel additive has been used for years and it will for excellent value.

Almost all customers opine that the additive is water that promotes the growth of algae and bacteria. Also, a few strongly agree that the additive is normally done at 150k. Further, they say that the additive is a fuel conditioner, which should improve performance with regular use.

• This will last 12 months and it will be stored in the garage without deterioration.
• This does lower the gel point of diesel.
• This is worth getting a case.
• Restores/increase horsepower: detergents clean deposits in the injection system.

Best For More Power: Hot Shots Secret Dep Diesel Additive

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Compared with other additives in this category, the Hot Shots Secret Dep Diesel Additive has a convenient design. The hot shots secret diesel additive has noticed a difference, is great for fuel additives and it is very good. Make sure this fits by entering your model number. These products offer highly concentrated formulas that are much more effective than the diluted bottled products commonly found on the retail shelf.

The additive prevents rust and it works great. In addition, the stability of fuels will be greatly increased and diesel engines will be kept in a cleaner, more maintenance-free condition. Most importantly, the hot shots secret diesel additive is very happy and it has improved mileage.

Most buyers agree that the additive is great with hot shot's secret. Further, they say that the additive is designed by the engineers not by the California politicians. And, a few also found that the additive is completely ashless and has no adverse effects on engine components.

• This is designed for more power, is strong and it is great with less smoke.
• This is literally an ounce of prevention.
• This will burn itself out a lot quicker than on the older trucks.
• 1-2 oz per 25 gal of diesel fuel.

Best For Lawn Mower: Stabil Dep Diesel Additive

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The stabil of diesel additive's superior materials makes sure that it ages well with use. The Stabil Dep Diesel Additive has stabilize both gas and it runs much better. Diesel formula sta-bil is recommended for use at every fill up for year - round protection. Further, the additive you can buy for a lawn mower, is very good and it works great.

The additive is designed for use with all diesel engines, and all diesel fuels, Sta-bil diesel fuel stabilizer formula prevents sludge and sediment formation, cleans and lubricates fuel injectors to improve performance and helps remove water. Above all, the stabil dep diesel additive is for throttle response and it has been used for years.

Almost all customers agree that the additive is fuel-related or an engine problem, is to see how the equipment runs after running out or replacing the older fuel with completely fresh fuel. Further, they strongly agree that the additive is great for protecting it from water and bacteria. Further, they also found that this additive works very well, virtually eliminates fuel related problems. In short, for almost all customers, the additive was just what they wanted.

• This has been tightly capped and stored in a cool, dry place.
• This has always proven successful, and can be anywhere from 4-6 mpgs.
• This is good for long term storage of both gas and diesel fuels.
• This is best with double the amount of sta-bil 22254 additive.

Best For Fuel Lines: Lucas Oil Dep Diesel Additive

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The lucas oil diesel additive should be able to handle its purposes and duties with ease. The luca oil diesel additive can be used in vehicles that require leaded fuel because it actually replaces the benefits of lead in gasoline without causing harmful emissions. It gives your fuel system what it really needs. In addition, the additive is made for worth the money and it noticed the difference.

Above all, the lucas oil diesel additive is formulated for both gasoline and diesel engines, carbureted or fuel injected.

Most buyers opine that the additive is one or one or both of them together. Moreover, they strongly agree that the additive is also very noticeable while accelerating. Moreover, a few say that the additives are great for cars with out filters. In conclusion, many buyers have used the lucas oil diesel additive for more than a few months without any issues, and it shows no sign of giving up.

• This is great for older high - mile vehicles.
• This has improved the responsiveness of the 3.0 liter v6.
• This can be used in conjunction with lucas deep clean.
• This cleans everything out all at once with no problems or smoking.

Best For All Diesel Cars: Blue Def Dep Diesel Additive

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The best part: Blue Def Dep Diesel Additive costs comparatively low and it is available to ship in 24 hours. The blue def dep dieseladditive can be used in a scr system will reduce the levels of NOX emissions of those engines. Making sure you do not run out of in a scr equipped truck is simple, Watch the diesel exhaust fluid (def) gauge, which is part of the diesel fuel gauge, for when it is time to refill. These are the highest quality and safety standards in place to ensure optimum scr performance.

The additive is very good and it works as advertised. Moreover, the additive is designed to accommodate a def fill nozzle to ensure only def is put into the tank. Above all, the blue def dep diesel additive is used approximately every 300 miles.

Almost all buyers found that the additive works well and is in a good enough to fill a tank 1/4 full. In addition, a few also found that the additive will work for any diesel engine requiring def. With no doubts, this product passed the test and had very satisfied buyers eager to share their experience.

• This is suitable for ford diesel systems.
• This is an easy to use funnel.
• This comes in, which is inside a cardboard box, inside an amazon box.
• This does the job and it is designed for a great price.

Best For Fuel Efficiency: Star Brite Dep Diesel Additive

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The Star Brite line of additives comes in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. The star brite diesel additive is safe for all engines and overdosing is not harmful. Star tron enzyme fuel treatment is a multi-functional fuel additive which uses a unique enzyme technology. Further, the additive improves the economy and reduces emissions and carbon build-up from burners, injectors and exhaust components.

The additive works for lawn mower,ss has stabilized fuel and it is good for less noise. Above all, the star brite diesel additive is for seasonal storage and it works great.

Most customers opine that the additive is good for long term storage through the seasons with real winters, for two years. Moreover, they also found that the additive is super duper concentrated and is the same as the one labeled for gasoline engines. Moreover, they also found that the additive will keep lawnmowers and chainsaws and generators from getting the dreaded yellow paste. Overall, most buyers agree that the additive suits best, and no one questions it.

• This is best for preventing algae.
• It is strong and it works as advertised.
• This is perfectly again ever since.
• This can be used in conjunction with one.

Best For Good Stuff: Ford Dep Diesel Additive

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The Ford Dep Diesel Additive's material feels more premium than its price would suggest. The ford depdiesel additive runs quieter, is good for slightly better mileage and it works great. Make sure this fits by entering your model number. In addition, this is very happy and it is very good.

The additive improves fuel economy and adds lubricity to fuel to reduce engine wear. Further, this allows for very good stuff and it works as advertised. Most importantly, the ford dep diesel additive is easy to pour and it has an attractive price.

Most customers quickly discovered that the additive takes all the guess work out. Also, a few strongly agree that the additive is a good price for the diesel additive. Further, they say that this additive has a much more important function than boosting cetane rating.

• This is a very economical way to buy this cetene booster.
• This is as good as some of the other products on the market.
• Ultra low sulfur diesel; meets ULSD compliant.
• This is especially critical for engines manufactured prior to 2007.

Best For Spill Proof: Adblue Dep Diesel Additive

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The Adblue Dep Diesel Additive is capable of outshining several other additives featured in this list in overall features in its price range. In addition, the additive is designed to be spill proof and it works great. Approved for bmw audi vw mazda and other diesels that require emissions fluid. Finally, the adblue dep dieseladditive is very good and it can be gotten for the same price.

Almost all buyers quickly discovered that the additive was repackaged for delivery that no one could see the "this end up" on the box. In addition, they strongly agree that the additive is easy to buy in bulk from places like Walmart at a significant discount, and fills with minimal mess. Further, a few say that the MSDS sheet on this fluid shows that urea is 40%-60 % of the solution. In short, many buyers have used the adblue depdiesel additive for more than a few months without any issues, and it shows no sign of giving up.

• This is designed for specific application for diesel Mercedes Benz, and other European diesels.
• Do not pour into the engine crankcase!.
• These take all the guess work out of the process.
• See part number 09-060 for two 2.5 gallon bottles.

Best With Part Number: Acdelco Dep Diesel Additive

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If you want nothing but the most reliable additive, then Acdelco dep diesel additive is the one you should definitely consider. The Acdelco dep diesel additive is strong and it is easy to pour. From adhesives, sealants, and cleaners to lubricants, waxes, and paints, Acdelco has all you need to keep your gm or non-gm vehicle looking and performing great. Moreover, the additive is manufactured to meet expectations for fit, form and function, offering high quality and great value.

Finally, the Acdelco Dep Diesel Additive is the true general motor original equipment parts brand, infusing a century of experience, innovation and quality into more than 90, 000 gm oe and other parts.

Almost all customers agree that the additive is only one but the package says it is 48 lbs. In addition, they say that the additive has a two - year shelf life. Also, a few strongly agree that the additive is gm duramax yes. In short, at the price, they believe that they got a steal of a deal with it.

• This is kept in air-conditioning storage and is fresh, will be very fresh at 75.
• This includes vented nozzle(s) that make pouring easy by helping to prevent glugging.
• It has 1 complimentary nozzle. Extra nozzles are sold separately.
• These are 2 2.5 gallon jugs.

Best For Industry Standard Testing: Hammonds Dep Diesel Additive

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We would, of course, be remiss if we didn't mention hammond as a diesel additive for daily purpose. The hammond dep diesel additive has been the most widely used and recommended fuel biocide and lubricity additive for over 56 years. Additionally, biobor jf adds lubricity back to the ulsd, protecting your injectors and fuel pumps while also preventing corrosion. As these colonies of bacteria and fungi grow (potentially at a rate of doubling every 20 minutes), they can quickly clog fuel filters, plug injectors and lead to excessive sludge accumulation.

The additive has been proven to restore these lubricity levels, exceeding astm standards and protecting injectors and pumps from premature wear. Lastly, the Hammonds Dep Diesel Additive has been the worldwide standard for the treatment of microbial growth in fuel since 1965.

Most buyers quickly discovered that the additive is great for stabilizing fuel. Further, a few strongly agree that the additive allows for easy and accurate dosing and saves time and money as well.

• This is for industry standard testing and it works great.
• Delivers what they promise.

Best For Cold Weather: Power Service Dep Diesel Additive

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The power service of diesel additive's superior materials makes sure that it ages well with use. The power service diesel additive is suitable and reliable and fits well with your regular use. To sum up, with a 4.8 rating and more than 152 buyers, the Power Service Dep Diesel Additive stands as the best choice.

"Let engine idle to warm up the fuel system. " - says, one customer. In conclusion, many buyers have used the additive for more than a few months without letup, and it shows no sign of giving up.

• Delivers what they promise.
• Good investment for the long term.