DPF Clogs Not Only from Fuel: How Lubex Low-Ash Oils Protect Modern Diesel Engines

Diesel engines are renowned for their pulling power – which is why they are often used in commercial vehicles. Passenger cars with diesel engines are loved for their fuel economy and power. However, both types operate under high loads almost every day. Frequent starts and overheating in traffic jams – all of this accelerates the formation of deposits in the engine.
Low-ash motor oil is designed for vehicles with modern emission control systems, such as EGR and DPF. This is especially important for city vans and delivery trucks: an operating mode with frequent stops and driving in traffic jams places additional strain on the exhaust aftertreatment system. Using low-ash oil helps reduce deposit formation and promotes longer and more efficient operation of its components.
Deposits on friction parts impair lubrication and accelerate wear – especially in turbocharged diesel engines. An abundance of soot in the exhaust clogs the diesel particulate filter.

Most modern diesel engines are equipped with turbocharging. If the lubricant is chosen incorrectly, the turbocharger becomes contaminated with soot more quickly, and its bearings experience increased friction. This means they require low-ash oils.
To minimize risks and preserve equipment life, diesel engine manufacturers recommend using low-ash oils. They are marked as Low SAPS; such oils help minimize engine contamination. They are developed with a special additive composition that provides good cleaning without overloading exhaust systems with ash. This is particularly important for engines meeting Euro 5 and Euro 6 emission standards.

Such oils leave less ash upon combustion, without contaminating the intake and exhaust. The Turkish brand Lubex offers exactly this solution: a synthetic oil with low ash content, adapted for modern diesel installations, which has proven itself well in light trucks.
From the line of low-ash oils, Lubex MB-LA 5W-40 stands out. This is a synthetic oil with reduced ash and soot content. It is suitable for all types of engines – from gasoline to diesel, including those with DPF, GPF, and TWC systems. Thanks to its high thermal stability, the oil retains its properties even at extreme temperatures and under high engine load.

Lubex MB-LA 5W-40 is also suitable for vehicles running on gaseous fuels, making it a versatile solution for fleets with diverse equipment. Lubex is a Turkish brand, long known on the European market. In Russia, its oils are already used in commercial vehicles equipped with diesel particulate filters, as well as those without. All formulations are developed taking into account modern requirements for emissions and engine life, and also comply with international approvals.
Lubex belongs to the Turkish company Belgin, which has been operating since 1953 and has long become the largest manufacturer of lubricants in the country. Today, oils of this brand are supplied to more than 50 countries, have over 80 approvals from global automakers, and are used not only in passenger vehicles but also in construction, agricultural, and truck equipment. Lubex came to Russia precisely amid the search for reliable alternatives to familiar European brands. Turkey’s advantage lies in its geographical location: supplies of European additives pass through it. Hence, savings on logistics and constant access to important components of motor oils. A separate argument in favor of Lubex is the combination of quality and price. These are high-quality Turkish oils that, in terms of development level and approvals, are oriented towards modern equipment requirements, yet remain comparable in cost to Russian products. Almost every car owner is not averse to saving on maintenance, but is also not ready to risk the engine for the sake of dubious savings.
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