It is customary to install a diesel engine in some vehicles. This is a more powerful and durable unit than a standard motor analogue, and therefore it is used mainly in massive cars that require increased torque for efficient movement.
In terms of economy, this option is also better, as maintenance is required much less often and less oil is used.
The best diesel oil can improve engine efficiency as well as extend engine life. Therefore, it is worth taking the time to choose the most suitable product. To do this, it is enough to study the rating of the most popular options on the market in 2020.
It should be noted that all diesel oils are divided into 3 categories. They can be synthetic, semi-synthetic or mineral-based. In each category, several of the most effective products can be distinguished, with individual advantages and disadvantages, from which it is recommended to build on when choosing.
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Semi-synthetic diesel oils
To understand which diesel oil is the best from the semi-synthetic options, the first step is to understand the principle of operation of such products. Any semi-synthetic product must be labeled 10W-40 on the package. The main feature of such a substance is its increased fluidity even in winter. Thus, it is possible to start the engine with this oil even when the air temperature is less than -25 degrees Celsius.
Most semi-synthetic oils are composed of minerals. About a third contains the base, which is obtained during the synthesis. Considering the price and quality of the product, then most drivers choose this particular category of products.
Lukoil Lux Turbo Diesel API CF 10W-40
Many car enthusiasts claim that this is the best diesel engine oil in the semi-synthetic category. We are talking about the product Lukoil Lux Turbo Diesel API CF 10W-40. One liter of such oil will cost about 200 rubles. The shape of the container has a stop, allowing it to be securely installed when pouring the substance into a diesel engine.
Pros:
- Allows you to comfortably start the engine even in winter;
- It can be effectively combined with any kind of equipment that uses a diesel engine;
- All characteristics are maintained throughout the entire service life;
- The same level of efficiency both on older models and on modern units;
- The presence of antioxidant properties;
- High resistance to oil degradation. Doesn't get any harm even from sulfur in diesel fuel;
- Aimed at quiet operation of the motor;
- Improves the efficiency of emission reduction technology.
Minuses:
- After traveling more than 8 thousand kilometers, the oil may acquire a darker color. However, this does not in any way affect the technical properties of the product.
Mobil Delvac MX Extra 10W-40
When talking about which diesel oil is better to fill in the engine, the Mobil Delvac MX Extra 10W-40 model is often mentioned. This product is most popular on the market throughout Europe and Russia.This option is great for vehicles that are subject to increased stress.
The manufacturer himself recommends using these products for cars made in America, Europe and Japan.
Pros:
- Increased level of material protection against corrosion phenomena;
- Reduced rate of occurrence of various deposits;
- Good efficiency at any time of the year in any weather;
- Optimum pressure in the oil filter of the machine;
- Extends engine life and increases resistance to wear and damage;
- Excellent for the most advanced diesel engines with increased power;
- Most effective when used on agricultural units, as well as off-road vehicles and large-tonnage vehicles;
- Good pumping at low temperatures.
Minuses:
- In some stores you can find a fake, which is sold under the guise of genuine Mobil oil;
- Increased cost. 1 liter can cost 500 rubles.
ELF EVOLUTION 700 STI 10W-40
Next in line is the representative of the latest generation of semi-synthetic diesel oils, aimed at efficient work with cars that operate using direct fuel injection technology.
This oil can be poured into both gasoline and diesel vehicles. The substance copes well with long journeys and does not require frequent replacement. At the same time, the structural parts of the machine do not get dirty or deteriorate, since a good layer of protective grease is applied to them.
Manufacturers recommend using this oil in temperate climates with diesel vehicles. However, if you wish, you can pour this oil into a gasoline car.
With ELF EVOLUTION 700 STI 10W-40, you don't have to worry about regular oil changes. The principle of this substance is designed in such a way that its working properties do not disappear for a long time. Therefore, the driver will have enough time to change.
The only problem that can arise when using this option is severe frosts. In this case, the oil becomes more viscous, which can significantly complicate starting the engine.
Pros:
- An excellent option for diesel vehicles;
- Does not require frequent replacement;
- Can be used on both diesel and gasoline engines;
- Excellent working properties.
Minuses:
- Not suitable for severe frosts.
Synthetic diesel oils
The best diesel engine oil can fall into any category. The next one is synthetic products. These options have the highest cost. This is due to the fact that during production, the synthesis of petroleum raw materials occurs. This procedure requires powerful and expensive equipment.
Synthetic oils are considered to be the purest and most fluid. Thus, they can be operated all year round. This will provide the most effective lubrication without contamination of individual parts. These models should be labeled 5W-30.
MANNOL MN Diesel TDI 5W-30
There is a fairly well-known brand of diesel oil called MANNOL. A successful company from Germany is engaged in the manufacture of these products. When using such a product, increased lubricating properties are noted. In this case, the key components in the motor do not wear out.
It is worth noting the range of available masses. The buyer can buy MANNOL MN Diesel TDI 5W-30 in bottles with a capacity of 1, 5, 10, 20, 60 or 200 liters. The manufacturer himself claims that the greatest efficiency can be achieved when used on passenger cars, for which this oil is intended primarily.
Pros:
- Compliance with many world quality standards;
- Details are not contaminated;
- Excellent product quality;
- Can be operated on vehicles using a particulate filter;
- Perfect for BMW, Volkswagen and Mercedes cars;
- The bottle allows you to efficiently pour liquid into the appropriate reservoir without the need for additional tools. This applies to bottles of any capacity.
Minuses:
- Each liter of the product costs 400 rubles;
- Quite often there is low-quality fake oil, which they try to sell under the guise of this model.
Total Quartz 9000 5W-40
Next in line is another synthetic version called Total Quartz 9000 5W-40. This option has an excellent rating and has excellent characteristics for stable operation. It is worth noting that this product is in line with BMW LongLife.
The service life of one filling of this oil is 15 thousand mileage. During this time, the substance does not lose its viscosity and can continue to work. However, in this case, fuel economy decreases, and therefore it is recommended to change the oil.
This model offers some of the best cleanliness ratings on the market. Deposits on the motor appear very slowly regardless of the temperature. Thus, even if it gets dirty, it will not happen very soon.
This oil is recommended for owners of cars with good mileage, which are operated in rather harsh conditions. The properties of Total Quartz will improve the performance of such a machine. However, this option is not recommended for new vehicles.
Pros:
- Good detergent properties;
- Excellent resources;
- Low temperature resistance.
Minuses:
- Low fuel efficiency under all operating conditions.
Shell Helix HX7 5w30
Next in line is an American manufacturer that makes the best diesel oil of this type. This is evidenced not only by the statements of the developers, but also by the opinion of buyers and specialists in this field. Available in 1 or 4 liter bottles.
It is noteworthy that if this diesel oil is poured into the crankcase of the car, the driver will be able to start the engine even at temperatures below -30 degrees Celsius.
Pros:
- The engine will start as quickly as possible in any weather;
- The oil contains many additional additives that increase efficiency and add other beneficial properties;
- With this oil, when the engine is running, not only unnecessary noise will not appear, but the old ones will also be muffled;
- Can be used at any time of the year;
- No deposits and deposits remain inside the oil reservoir. This is confirmed by relevant studies;
- Compliance with API (America) and ACEA (Europe) quality standards;
- If you leave the car outside at freezing temperatures overnight, the oil will not thicken or deteriorate;
- Acceptable cost, given the category, only 300 rubles per 1 liter.
Minuses:
- Some owners note that after operating the oil for 5000 kilometers, a strange clatter of the hydraulic lifter appeared on a cool engine. However, the problem disappears when the engine warms up to the desired temperature;
- Fakes are quite common;
- The oil is too fluid, which causes some of it to escape from the gaskets and connectors. In this regard, it is often necessary to top up the substance to the desired level.
Mineral diesel oils
It remains to consider diesel oils based on minerals. The production of such products involves the use of natural raw materials, that is, oil. It is distilled through special equipment, after which additional additives are added to the composition.
Since the process of making mineral oil does not require heavy investments, its price can be called quite budgetary and affordable. However, along with this, the quality of the oil is also lost. Thus, at negative temperatures, the product thickens significantly, which makes starting the engine impressively difficult.
It is recommended to use mineral diesel oils only in conditions of acute shortage of funds for extremely economical vehicle operation. Marking for such products - 15W-40
Total Rubia 4400 15W-40
First of all, consider the Total Rubia 4400, which is designed for buses. A bottle with a capacity of 5 to 200 liters is available. The second option is great for owners of a large fleet of vehicles.Thus, you can save a lot on diesel oil by buying a large volume at once.
This option is all seasonal and allows the driver to use it all year round.
Pros:
- Compliance with the European quality standard ACEA;
- If the equipment is operated under high load conditions, it is recommended to pay attention to this oil;
- A good indicator of density at positive temperatures;
- An excellent option for vehicles with a turbine;
- Can be used on 4-stroke diesel engines;
- Corrosion resistant;
- Most effective when used on Volvo, Mercedes and MAN trucks and buses;
- Thanks to the necessary additives, the soot adhesion resistance is increased;
- Does not require frequent replacement. In some vehicle models, it is possible not to change the oil up to 30,000 kilometers;
- 5 liters of the substance costs only 1,700 rubles. That is 340 rubles per liter.
Minuses:
- It is impossible to start the engine when the air temperature is less than -20 degrees Celsius.
Totachi NIRO CL-4 15W-40
It remains to consider the latest model of diesel oil called Totachi NIRO Cl-4. The developers immediately warn that it is better to use this product only on trucks. This option is considered to be the best among analogs in this category. The company that makes it is based in Japan.
Only 2 containers are available: 19 and 205 liters. The first option is suitable for one-time maintenance of the truck. If you need to fill a small fleet of vehicles or just buy oil in reserve, then you should pay attention to option 2. It saves you a lot.
Pros:
- Compatible with ERG systems;
- Compliance with the European quality standard ACEA. However, it is recommended for use on trucks only;
- Compliance with the American API quality standard;
- Suitable for turbocharged trucks;
- Nice oil color;
- Difficult to fake as the official bottle has a unique finish;
- The 205 liter container has a special handle for easy oil transportation.
Minuses:
- You can not find in every store;
- It is impossible to start the engine in severe frost;
- Regular replacement required. At the same time, the actual required interval does not correspond to the one declared by the manufacturer;
- If the oil boils, important channels will become clogged.
Difference in diesel oil categories
Many buyers are interested in the question of whether the further quality of the car's performance depends on which base for the oil was chosen (synthetics, semi-synthetics or minerals). In principle, there is no significant difference. Diesel oil models from different categories can be found that will perform equally well.
However, it is worth noting factors that still depend on the chosen base. Oddly enough, synthetic oil has more stable characteristics, which makes it better. Using this category will wear out the engine much longer and improve operating conditions in cold weather.
Mineral options are more budgetary and may be worse than synthetic and semi-synthetic ones. However, it's worth noting that you can find decent options in this category as well. It is only important to carefully select the manufacturer, check compliance with quality standards, and establish the authenticity of the product.