Urea filter

The urea filter is an important component of the SCR (Selective Catalytic Reduction) system in modern diesel vehicles. It ensures that the urea solution used in the AdBlue system is cleaned of impurities before being injected into the exhaust system. This guarantees the reliable functioning of the exhaust aftertreatment.

In the SCR system, a urea solution, known as AdBlue, is injected into the exhaust stream. There, it reacts with the nitrogen oxides (NOx) in the catalyst, converting them into harmless substances such as nitrogen and water vapor. The urea filter prevents dirt particles, crystal deposits, or other contaminants from entering the metering pump or the injection nozzle.

Urea filters consist of special filter elements that are chemically resistant to the urea solution and simultaneously enable effective filtration. High-quality filter materials ensure that the SCR system operates reliably in the long term and that sensitive components are protected from wear.

At Autoteile Gossau, you'll find urea filters for numerous vehicle makes and models, both original equipment and high-quality aftermarket options. Benefit from the lowest prices in Switzerland, fast delivery, or convenient in-store pickup in Gossau with cash or card payment.