Diesel Exhaust System: Things you need to Know before Buying

Essentially, the major purpose of a diesel exhaust system is to transfer the spent fuel-air mixture from the combustion chamber of a diesel engine via the engine’s tailpipe. New regulations have been put in place by the government in recent decades to lower emissions from specific components of diesel exhaust gas. As a result, modern diesel exhaust systems treat pollutants and actively reduce carbon footprints associated with diesel-powered vehicles. Another option is to inject diesel exhaust fluid (DEF) into the exhaust system to minimize emissions while simultaneously improving fuel efficiency.

In its most basic form, diesel fuel is a combination of hydrocarbons created by the distillation of crude oil. The cetane number, the volatility of the fuel, the density, the viscosity, the cold behavior, and the sulfur content are all essential diesel components used to classify diesel fuel. Diesel fuel standards vary depending on the gasoline grade and the country in which the fuel is purchased.

The primary function of the fuel injection system is to provide gasoline to the engine’s cylinders while accurately controlling the injection timing, fuel atomization, and other features. Additionally, Duramax Injectors may assist you in saving money while also improving the performance of your vehicle’s engine. Pump-line-nozzle injection systems, unit injector injection systems, and standard rail injection systems are the three major injection systems designed to aid in the effective distribution of fuel; these high-performance injectors result in enhanced power and efficiency. By updating your fuel injector, you may improve both the atomization and the delivery of the gasoline. When it comes to diesel engines, the most basic injector mechanism is a completely mechanical mechanism. The whole inside of a Bosch unit fitted with 12-valve Cummins Injectors can be seen in this photo. This injector fires in response to the pressure generated by the injection pump without the assistance of a computer. When the body’s internal pressure reaches a certain level, the check valve opens, enabling gasoline to spray through the nozzle, out the tip, and into the cylinder chamber. Excess fuel is returned to the injection pump by way of the injector body and nozzle.

If you are interested in knowing more about diesel exhaust systems, below is an infographic from Pure Diesel Power discussing what you need to know before buying.

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