The dosing module is a component in the Bosch system that helps to reduce nitrogen oxide emissions in the exhaust system. Its job is to spray the urea-water solution into the exhaust system. The Bosch system helps our customers to comply with current and future emission requirements.


spray pattern

adaptable to the specific exhaust treatment concept



in the vehicle thanks to a wide range of dosing module variants

operability at ambient temperatures up to

180 °C

enables deployment in applications close to the engine

service life up to

35,000 hours

achieved by a robust design