EXHAUST GAS TREATMENT SYSTEM WITH SENSOR FIXATING DEVICE

The invention relates to an exhaust aftertreatment system (A), preferably a modularly constructed exhaust aftertreatment system (A), preferably for a vehicle or a pump or power generation unit, with at least one exhaust module (M1) that has an inlet section (1) and an outlet section (2), wherein at least one sensor mounting device (3.1, 3.2) comprises at least two, preferably at least three, mutually spaced mounting means (4.1, 4.2) for exhaust sensor mounting. According to the invention, sensor-free mounting means (4.1, 4.2) are sealed in order to prevent exhaust gas from escaping.