Diesel engines are more durable, haggard and cheaper to operate. They are economical in fuel consumption and its price. The interval between maintenance they have more. But it is required to fill them with high-quality lubricant, otherwise the power unit will quickly fail, prematurely exhausting its resource. We suggest you to get acquainted with the rating of the best diesel oils, orienting in a large range of products. Thanks to this review, it will be possible to choose a high-quality oil for a diesel engine from various categories that have positive reviews and at an affordable price.
Content:
The best mineral diesel oils
Such lubricants are produced from natural raw materials (oil), by distillation and the addition of additives. Due to the low cost of production, the final price is quite affordable for the consumer.
Mineral oils for diesel engines do not harm the parts of the power unit and have a high turnover in heated form. But when frost thicken and complicate the launch. Suitable for very economical MOT.
Totachi NIRO CI-4 15W-40 - for trucks
In order to economically serve a working truck, the best mineral diesel oil with a viscosity of 15W-40 from a Japanese manufacturer will suit. It is produced by the manufacturer in containers of 19 and 205 liters, which is suitable for one-time maintenance of a large car, and for the whole truck fleet. Capacities have a firm finish with a red side and the same lid, which helps to immediately identify originality.
Pros:
- approved and recommended by the US API standard, as evidenced by the presence in its name of the index CI-4;
- quality is confirmed by the European ACEA standard and recommended exclusively for heavy equipment;
- suitable for both conventional diesel engines and turbocharged;
- suitable for ERG systems;
- convenient handle for carrying large capacity;
- drivers like its color;
- few fakes.
Minuses:
- with severe frosts of -21 ...- 25 degrees engine start will no longer be possible;
- if the oil boils in the overheated motor, it will strongly clog the internal channels;
- requires more frequent replacement than the regulations of the official manufacturer;
- not everywhere you can buy;
- a 19-liter container may be sold in canisters, or in barrels without a neck, and additional accessories will be required to pour it into the engine.
Total Rubia 4400 15W40 - recommended for buses
This is the best diesel oil that is suitable for maintenance of buses. The substance is sold in containers from 5 to 208 liters, and is suitable for large companies with a large fleet, which will save on maintenance. Technical grease all-season and allows to operate vehicles all year round.
Pros:
- compatible with all types of four-stroke diesel engines;
- suitable for power units with a turbine;
- product conforms to ACEA standard;
- especially recommended for Mercedes, Volvo and Man brands of trucks and buses;
- suitable for an extended replacement interval (up to 30,000 km of run), if the instructions for cars imply a frequency of maintenance
- contains additives that prevent the accumulation of soot;
- good anti-corrosion properties;
- suitable for heavy duty equipment;
- there are anti-wear additives;
- density, at an outdoor temperature of +15 degrees, is 0.887 g / cm3.
Minuses:
- when the street temperature drops below -20 degrees, the engine of the car standing on the street will not be possible to start;
- a small capacity of 5 liters costs from 1,700 rubles.
The best semi-synthetic diesel oils
This type of diesel oil is accompanied by the designation 10W-40, and is more fluid at negative temperatures. Start the engine with it will turn out at -25 degrees.
The technical lubricating fluid consists of 70-80% of the mineral component and 20-30% of the base obtained by synthesis. In terms of price and quality, this is the average and most popular option among drivers.
Mobil Delvac MX Extra 10W-40 - market leader
This is the best semi-synthetic diesel oil recognized in Europe and Russia. Provides excellent lubrication of the power unit undergoing increased loads.
Differs in purity of work. The manufacturer recommends it for American, Japanese and European cars.
Pros:
- has the correct oxidative stability due to a mixture of base and additives;
- pronounced anti-wear property;
- reduces the formation of deposits;
- increases engine life and reduces sludge formation;
- optimum visco-temperature properties for use all year round;
- well pumped at low temperature;
- suitable for modern diesel engines of high power with minimal emissions (for fuel injection under high pressure);
- improved corrosion protection of parts;
- provides stable pressure in the oil filter;
- Recommended for SUVs, heavy duty trucks and agricultural machinery.
Minuses:
- high cost of 500 rubles per 1 liter;
- There are fakes.
Lukoil Lux Turbo Diesel API CF 10W-40 - a good combination of price and quality
This is the best diesel semi-synthetic oil, popular with most users for quality and value. For 1 liter you need to pay about 200 rubles. Available in convenient bottles with an emphasis so that it does not slip out during the pouring of oil into the engine.
Pros:
- suitable for all types of vehicles with diesel engines;
- Will work well in both old diesel engines and new models with turbocharger;
- if there is a lot of sulfur in the domestic diesel fuel, then it will not damage the oil - the latter has a high resistance to decomposition;
- easy start in winter;
- antioxidant properties;
- supports emission reduction systems;
- promotes low noise from the motor;
- retains its properties by the end of life.
Minuses:
- after 8000 km of run can darken, but you should not be afraid.
The best synthetic diesel oils
Synthetic oils are among the most expensive because they are produced entirely by synthesizing crude oil on expensive equipment. Their fluidity at low temperatures is high, and cleanliness is better than all other types of oil, so the internal channels of the engine are not contaminated and provide the best lubrication.
Shell Helix HX7 5w30 - at a premium level
This is the best synthetic diesel oil from the US manufacturer, with the largest number of positive reviews. Available in a dark blue plastic container with a capacity of 1 or 4 liters. If it is poured into the crankcase, the engine can be started even when the frost is -30 degrees.
Pros:
- recommended especially for Mercedes and Volkswagen cars;
- conforms to the American and European standards of API, ACEA;
- all season lubricant;
- does not thicken in winter in cars left on the street;
- easy engine start in any weather;
- the motor works without extraneous noise;
- many useful additives;
- does not leave deposits and deposits inside - it is checked by many mechanics during disassembly.
Minuses:
- there are fakes;
- high cost of 300 rubles per 1 l;
- very fluid, so even though it lubricates well, it comes out from under the gaskets and connectors - you have to refill to the level so that the light does not burn;
- after MOT and 5000 km of run, some owners have a clatter of the hydraulic compensators on a cold engine - after warming up, the sound disappears.
MANNOL MN Diesel TDI 5W-30 - from the German leader
This is the best diesel oil from the German manufacturer Mannol, characterized by high lubricating properties and prevents abrasion of key components in the engine.
Available in capacities of 1, 5, 10, 20, 60 and 208 liters, which is convenient for the fleet of various sizes. But the manufacturer recommends it exclusively for cars.
Pros:
- time-tested quality;
- convenient tanks for direct filling into the engine without additional devices;
- suitable for machines with particulate filter;
- recommended for Mercedes, BMW, Volkswagen;
- has a high degree of pumpability through the internal channels even at the time of the cold start;
- all standard tolerances;
- ensures cleanliness of parts.
Minuses:
- cost per 1 liter starts from 400 rubles;
- a lot of fakes.
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