Model Compatibility: Fits W203 vehicles as a direct replacement for the crankcase breather vent hose. Part Number Match: Replaces part number A2710181282 used in the crankcase breather vent hose assembly. Functionality: Restores crankcase ventilation function by routing blow-by gases from the engine crankcase. Component Type: Designed specifically as a breather vent hose for the engine crankcase system. Installation Purpose: Enables functional replacement of the existing crankcase breather vent hose on compatible W203 models., Manufacturer: dZUgpbVHv