The Best 38 Diesel Kleen Products for Cleaning and Maintenance

When it comes to diesel engines, keeping them clean and running efficiently is crucial for both performance and longevity. Diesel Kleen offers a range of products designed specifically for diesel maintenance, from fuel treatments to exhaust cleaners. Our roundup explores the most effective Diesel Kleen products to help you make informed choices for your vehicle's care.

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Reviews

Power Service Clear-Diesel Fuel & Tank Cleaner

This efficient diesel additive tackles modern fuel challenges by removing water and contaminants while stabilizing fuel for prolonged storage. The concentrate effectively treats 250 gallons per treatment, making it a practical maintenance solution for both individual equipment and fleet management. User reviews highlight its capability to restore previously contaminated fuel systems and prevent future issues through regular use.

Power Service Diesel Kleen

This diesel cleaner and performance enhancer lives up to its promise, keeping injectors clean and running smoothly in my trusty diesel vehicles since 2000. While the cetane boost might not be as dramatic as advertised, the peace of mind knowing my engine stays in top shape makes it a worthwhile addition to my maintenance routine.

Power Service BioKleen Diesel Fuel Biocide

This diesel fuel biocide prevents tank corrosion and filter plugging by eliminating bacteria and fungus, as experienced heavy equipment operators have reported significant improvements in their machinery's performance after treating fuel systems. The dual-phase formula effectively works in both diesel fuel and water, as recommended by major engine manufacturers, and has proven successful in maintaining fuel quality for both standard diesel and biodiesel systems. Users particularly appreciate its ability to extend fuel filter life and improve overall engine performance, although some may need to run multiple treatments to completely eliminate established contamination.

Power Service Bio Kleen - Diesel Fuel Biocide

Power Service Bio Kleen keeps your diesel fuel system clean and running smoothly by fighting bacteria and fungi that can clog filters and damage your engine. The biocide works in both diesel fuel and water, protecting your tank from corrosion and improving your fuel's performance. With just one ounce treating 20 gallons of diesel, it's a simple solution that can extend the life of your fuel system and save you money on maintenance.

Power Service Products 3080 Diesel Kleen & Cetane Boost

Power Service's Diesel Kleen +Cetane Boost has earned high praise from diesel owners who praise its effectiveness at cleaning injectors and improving performance across various engines, from farm machinery to heavy trucks. Users report significant improvements in both power and fuel efficiency, with some noting up to 8% better mileage and smoother engine operation at idle. The additive protects against injector wear while providing essential lubrication for modern diesel fuel systems.

Power Service Clear Diesel Fuel Tank Cleaner

Power Service Clear-Diesel tackles contaminated fuel head-on, eliminating everything from water to harmful organic acids that can foul up your engine. Thanks to its dual action approach of cleaning current contaminants and stabilizing fuel for long-term storage, this concentrate has become a must-have for serious diesel users facing the challenges of modern biofuels. Whether you're battling algae in your tank or just want to protect your fuel system from future problems, this versatile cleaner does exactly what it promises.

Power Service Clear-Diesel Fuel and Tank Cleaner

This versatile diesel maintenance product tackles common fuel issues like water contamination and sludge buildup, thanks to its powerful cleaning formula that works in both regular and biodiesel blends. By treating up to 250 gallons of fuel, it helps keep tanks clean and prevents filter clogs - essential for keeping your diesel equipment running smoothly. Users particularly appreciate its effectiveness in maintaining fuel stability and extending the life of their fuel systems.

Power Service Diesel Kleen +Cetane Boost 80oz

Power Service Diesel Kleen Plus Cetane Boost works wonders for keeping diesel engines running smoothly, thanks to its powerful cleaning abilities and performance-enhancing additives. Users have praised its ability to clean fuel injectors, improve cold-starts, and boost overall engine stability while also protecting against the harsh effects of modern ultra-low sulfur diesel fuel. Whether you're a fleet owner or a diesel vehicle enthusiast, this high-quality treatment delivers reliable results that speak for itself.

Power Service 03850-02 Diesel Fuel Additive

Diesel injector cleaner and performance enhancer that removes carbon buildup, increases fuel efficiency by up to 8%, and protects against ULSD fuel degradation. The additive also raises cetane ratings, making engines run smoother and respond faster to throttle inputs. For year-round use, though winter protection requires additional treatment below 30°F.

Power Service Diesel Fuel Supplement

This diesel fuel supplement keeps your engine running smoothly in cold weather by preventing fuel from gelling and protecting your fuel system from ice and wax buildup. Plus, it gives your engine a performance boost with its cetane-enhancing properties.

Power Service 1 Gallon Diesel Fuel Supplement

This winter multipurpose diesel treatment prevents fuel gelling and filter icing, while its cetane-boosting formula enhances cold-start performance and engine lubrication. With proven results from years of use across various diesel vehicles, including Cummins engines, this versatile additive has earned high praise from users who rely on it for reliable winter operation and year-round performance improvements.

Power Service Diesel Kleen + Cetane Boost

Power Service Diesel Kleen +Cetane Boost keeps your diesel engine running smoothly by cleaning injectors and improving fuel flow. The additive helps prevent injector sticking and eliminates residue buildup, while boosting cetane levels for easier cold starts. With its Slickdiesel lubricant, it protects your fuel system from the effects of low-quality ultra-low sulfur diesel fuel, resulting in a smoother-running engine and potentially better fuel economy.

Lucas Oil 10872-12 Diesel Deep Clean

Diesel owners can breathe easier with this Lucas formula that reduces particulate filter maintenance hassle while cleaning both new and existing soot buildup. By promoting cleaner fuel combustion, it eliminates exhaust blockages and helps maintain optimal engine performance. The 12-pack concentrates effectively with just one application per tank fill-up, making it a practical choice for regular maintenance.

CRC 05670 Diesel Water Remover

This 12 oz bottle effectively removes water from diesel fuel to prevent sludge and improve combustion, treating up to 125 gallons per application. Certified non-VOC compliant for California and OTC use, it's recommended for both maintenance and filtration in diesel engines, helping to minimize smoke and enhance fuel efficiency. The convenient bottle features a 105°F flash point and ROHS compliance, with reliable performance backed by user reviews highlighting its effectiveness and affordability.

Primrose Winter Klenz 5757 Diesel Additive

When winter temperatures hit, your diesel engine needs all the help it can get. That's where Primrose's Winter Klenz 5757 comes in – this premium diesel additive keeps your engine running smoothly in the coldest conditions. By preventing fuel gelling and ice formation, it ensures your vehicle starts easily even when temperatures drop below zero. The additive also improves your diesel's cetane number, giving your engine that extra power boost you need for winter driving.

Power Service 32 oz Diesel Fuel Supplement

This diesel fuel supplement prevents gelling down to -40°F while boosting cetane for easier cold starts. Independent users praise its effectiveness, reporting no more fuel filter plugging or hesitation at -20° nights. The bottle's powerful scent keeps gumming at bay, and its ULSD compatibility makes it a reliable choice for modern diesel engines.

STA-BIL 15214 Diesel All-Season Fuel Treatment

Whether you're battling subzero temperatures or just want to keep your diesel engine running smoothly, STA-BIL's advanced formula provides year-round protection with its powerful cleaning and lubricating capabilities. Drivers have reported everything from easier starting in extreme cold to improved fuel efficiency and reduced engine noise, with many praising its ability to keep their vehicles running like new. The product's proven track record, backed by thousands of satisfied users across various diesel-powered vehicles, makes it a practical choice for anyone who relies on their truck or equipment in challenging conditions.

Arctic Formula Power Service Diesel Fuel Supplement

This winter diesel formula keeps fuel flowing in sub-zero temperatures by preventing gelling and ice formation - users report consistent starts even in bitter cold. The additive also cleans injectors and boosts performance, with many praising its effectiveness in both standard and biodiesel blends.

Power Service Diesel Fuel Supplement

This winter diesel additive prevents fuel gelling down to -40°F, keeping your engine running smoothly in cold weather. It also boosts cetane for easier starts and adds lubrication to fuel system components that suffer from Ultra Low Sulfur Diesel. The formula contains anti-icing properties to protect your fuel filters and stabilizes stored fuel to maintain quality over time.

Power Service Diesel Kleen Injector Cleaner

Diesel Kleen +Cetane Boost gives your engine a much-needed tune-up, cleaning out dirty injectors and restoring lost power – kind of like hitting the refresh button on your trusty diesel. It works wonders on both modern and older diesel systems, removing stubborn deposits inside and out for peak performance. The best part? It's proven to work well with today's bio-blended fuels, so you can keep using what's available at the pump without worrying.

Liqui Moly 2032 Universal Diesel Cleaner 500 ml

A universal diesel cleaner that helps keep your engine running smoothly, this preventive maintenance product helps protect against corrosion and wear while potentially improving fuel efficiency and performance. With positive reviews from users across multiple vehicle makes and models, including Dodges, Freightliners, and Mazdas, the product has shown particular success in smoothing out diesel engine operation and reducing regeneration frequency. While results may vary between vehicles, many users report noticeable improvements in their engine's performance and reliability after regular use.

Lucas Oil Diesel Deep Clean (64oz) Fuel System Cleaner

A popular solution that helps keep diesel engines running smoothly by cleaning fuel injectors and filters, reducing emissions, and improving performance. Users report noticeable gains in acceleration and improved engine performance, while the product safely extends the life of their particulate filters and DEF systems.

Power Service Diesel Kleen & Cetane Boost

Known for its ability to clean diesel injectors and increase cetane rating by up to 6 points, this concentrated formula protects fuel systems from ULSD-related wear while restoring lost power and improving fuel efficiency. Users particularly appreciate its effectiveness in modern High Pressure Common Rail systems and its compatibility with all diesel fuels, including biodiesel blends. The long-term injector protection and smoother engine operation make it a valuable addition to any diesel vehicle's maintenance routine.

Power Service Diesel Fuel and Tank Cleaner

This diesel fuel cleaner effectively removes water, disperses contaminants, and prevents filter plugging, while keeping fuel fresh and stable for up to 378.5 liters. It's particularly useful for biodiesel blends and can treat an entire 100-gallon tank. Users consistently praise its ability to clean tanks and fuel systems, prevent filter clogs, and maintain diesel quality during storage.

Power Service 16oz Diesel Kleen

Diesel engines running on today's cleaner fuels often need extra help to perform their best, and that's where Diesel Kleen comes in. This versatile injector cleaner not only keeps your engine running smoothly but also helps your vehicle use fuel more efficiently – some users have seen their miles per gallon rise by 8 percent! The product works great year-round, cleaning out clogged injectors and protecting your engine from wear, whether you're using regular diesel or biodiesel blends.

Meaner Power Diesel Kleaner 1 Quart

When you switch from regular diesel to Ultra Low Sulfur Fuel, your engine loses some of its lubricity and power. That's where this little bottle comes in – poured into your tank, it washes away those pesky fuel injector deposits, improves your fuel economy, and gives your engine the extra lubrication it needs to run smoothly. Users love how it clears up their engine issues and gives them better performance, with many reporting noticeable improvements after just one tank of gas.

Power Service Diesel Kleen + Cetane Booster

Diesel Kleen +Cetane Boost keeps your diesel engine running like new by cleaning injectors and preventing sticking. The powerful formula removes both internal and external deposits while safely increasing cetane levels, giving your engine a smoother, more responsive performance. With every treatment covering up to 250 gallons of fuel, this concentrated additive will pay for itself in improved power and fuel economy.

Power Service 32 oz. Diesel Kleen + Cetane Boost

This diesel maintenance product helps keep engines running smoothly by cleaning injectors and protecting fuel systems. Users report improved power and better fuel efficiency, with some seeing up to 8% gains. The additive is especially helpful for modern engines that run on low-sulfur diesel, where it prevents performance issues and extends component life.

Biobor JF Diesel Biocide

For over 50 years, Biobor JF has been the trusted solution for keeping diesel fuel clean and your equipment running smoothly. This powerful biocide eliminates harmful bacteria and fungi that can clog filters and damage fuel systems, while its added lubricity helps protect expensive fuel injectors and pumps. The concentrated formula treats 80 gallons per ounce, making it an efficient and effective choice for both personal use and fleet management.

Howes Diesel Lifeline 32 fl oz

When winter weather turns your diesel fuel to gel, Diesel Lifeline acts fast to restore flow and prevent filter freezing. This trusted Howes formula works in extreme temperatures down to -35°F without the need for mixing with fuel or harmful chemicals. A single bottle treats up to 32 gallons of diesel, making it an essential addition to your emergency gear.

Liqui Moly 2005 Diesel Purge

This highly rated diesel engine cleaner effectively removes deposits from fuel systems, improving performance and reducing smoke. Users have reported noticeable improvements in engine responsiveness and fuel efficiency after treatment. The convenient formula can be easily added to the fuel tank or used directly with the engine, treating up to 75 liters of diesel at a time.

Power Service Diesel 911 Additive

Winter's coldest temperatures can turn diesel fuel into a gel-like mess that keeps engines from starting, but this versatile additive keeps the life in your fuel's dead batteries. Users praise its effectiveness for thawing frozen fuel filters and keeping diesel engines running smoothly in sub-zero weather. The formula contains Slickdiesel Lubricator to protect fuel injection systems from wear and extends the life of fuel filters, injection pumps, and injectors. While some users report needing only a small amount per tank, having this bottle on hand provides peace of mind when the mercury drops below freezing.

Howes Diesel Defender Fuel Treatment

This 32-ounce bottle of Howes Diesel Defender is your nozzle-to-nozzle fuel system cleaner, engineered to keep your diesel engine running like new. The premium petroleum formula safely removes water and deposits while adding extra lubricity you'd typically need for just two percent of the fuel—it's that effective. Regular use guarantees better fuel economy and cleaner burns, protecting your engine from today's high-pressure common rail systems.

STA-BIL 15226 Diesel All-Season Fuel Treatment

This diesel fuel additive combines injection cleaning and lubricity enhancement in one convenient year-round formula, protecting engines from cold weather gelling down to -40°F while boosting performance through increased Cetane rating. The 20 oz bottle treats up to 150 gallons of fuel, making it an easy and effective solution for maintaining diesel engines across various applications, from trucks and tractors to marine engines and small equipment.

Power Service 80 oz Diesel Fuel and Tank Cleaner

This powerful diesel cleaner tackles every fuel-related issue, from dispersing contaminants to removing water and slime. Thanks to its fuel-stabilizing properties, it prevents filter blockages and keeps your tanks clean, whether you're maintaining a fleet of trucks or keeping your personal vehicle's diesel fresh. Users particularly appreciate its effectiveness in preventing water accumulation in fuel systems, while its dual function as both a fuel cleaner and stabilizer makes it an essential maintenance product.

Stanadyne 16oz Performance Formula Diesel Fuel Injector Cleaner

This concentrated detergent formula targets fuel system deposits with precision, combining powerful cleaning action with specific performance enhancements. The result is improved combustion, reduced engine noise, and smoother overall operation – backed by years of positive user feedback and proven effectiveness in maintaining diesel engines.

Howes Lubricator Diesel Conditioner and Anti-Gel

When temperatures drop, diesel fuel can turn to gel and cause serious problems - but not if you're using this highly-rated additive. A cleverly designed liquid formula makes it super easy to pour into your tank, and it prevents those all-too-common fuel issues that can stall your plans. Users love how it keeps their engines running smoothly no matter what the weather throws at them.

Howes Diesel Treat Anti-Gel

Diesel fuel treated with Howes additive maintains performance down to 20 degrees colder than untreated fuel, as verified by thousands of satisfied users who report consistent starts in subzero temperatures and improved engine responsiveness. The concentrated liquid formula safely processes up to B-20 biodiesel blends while cleaning fuel systems and reducing wear, backed by a guarantee against cold weather failures.

Buyer's Guide

Diesel Kleen products are designed to maintain and clean diesel engines, fuel systems, and exhaust components. Understanding the key aspects of these products will help you select the most appropriate solutions for your needs.

Spray Formulas vs. Treatment Concentrates

Diesel Kleen products come in two primary forms: spray formulas and treatment concentrates. Sprays are ideal for quick maintenance tasks, cleaning parts, and general engine maintenance, while concentrates provide deeper cleaning when mixed with fuel or added directly to the engine. Consider your specific needs - frequent quick cleanings may require sprays, while periodic deep cleaning typically benefits from concentrates.

Active Ingredients

The effectiveness of Diesel Kleen products stems from their proprietary chemical compositions. Look for active ingredients like dieselium cleaners (a blend of diesel fuel additives and cleaning agents), which break down carbon deposits and restore engine performance. Additionally, some products contain dieselium stabilizers to prevent fuel degradation and corrosion inhibitors to protect engine components.

Application Methods

Proper application ensures optimal product performance. Sprays are applied directly to surfaces or injected into fuel systems, while concentrates require precise dosing. The product instructions should specify recommended application rates and procedures. For best results, follow these guidelines to achieve consistent cleaning and maintenance results.

Vehicle Compatibility

While Diesel Kleen products are designed for common diesel engine designs, compatibility can vary slightly between vehicle manufacturers and models. Always check the product's compatibility list or consult the manufacturer's guidelines before use, especially for older vehicles or modified engines. Understanding compatibility ensures safe and effective use across different vehicle types.

FAQ

What is Diesel Kleen?

Diesel Kleen is a line of products designed to maintain and extend the life of diesel engines. The range includes fuel treatments, cleaners, and conditioners that help remove contaminates, reduce emissions, and improve engine performance.

The products work by cleaning existing deposits in the fuel system, preventing future buildup, and maintaining optimal combustion. This ensures better fuel efficiency and longer engine lifespan.

What problems do Diesel Kleen products solve?

Diesel fuel often contains contaminants like water, dirt, and sediments that can damage engines and reduce performance. Diesel Kleen products clean these contaminants from the fuel system, improving flow and combustion efficiency.

The products also address issues like rough idling, poor fuel economy, and increased emissions that can occur due to dirty fuel systems and combustion chambers.

How do Diesel Kleen products work?

Diesel Kleen products contain active ingredients that mix with fuel, enabling them to disperse and remove existing deposits in the fuel system. This cleaning process helps restore proper fuel flow and combustion.

The products also include antioxidants and lubricants that protect engine components from further contamination and wear, while reducing the formation of new deposits.

Are Diesel Kleen products compatible with all diesel engines?

Diesel Kleen products are designed for use in all diesel fuel systems, including older and modern engines. However, results may vary slightly based on the specific engine design and fuel quality.

For best results, follow the product instructions and consult your vehicle's manual to ensure compatibility with your specific engine model and fuel type.

How should Diesel Kleen products be used?

For regular maintenance, use Diesel Kleen fuel treatment at the recommended dosage for your vehicle's fuel tank capacity. This typically ranges from 1 to 5 ounces per 12-15 gallons of diesel fuel.

For deep cleaning or engine maintenance, use a higher concentration according to product instructions. Perform a complete system cleaning every 6-12 months or as needed based on fuel quality and usage.

Are there any limitations or precautions when using Diesel Kleen products?

While generally safe for routine use, Diesel Kleen products contain chemicals that may damage rubber fuel hoses or metal components if mixed with incompatible materials. Always store products in their original containers and away from open flames.

If you experience any unusual engine behavior after using Diesel Kleen products, consult your vehicle's manufacturer or a certified technician to determine the cause before continuing use.