ITEM NAME:Noise Snail Filter Silencer Intake Air Muffler Airflow Air Compressor Pump ParOZ Features: 1. Snail silencer muffler 3 / 8PT filter pump compressor accessories 2. Allow airflow through the muffler, but can prevent or reduce the spread of a sound device 3. It is an important measure to eliminate aerodynamic noise Specifications:.Snail silencer muffler 3 / 8PT filter pump compressor accessories. Type: Filter Silencer. Allow airflow through the muffler, but can prevent or reduce the spread of a sound device. Size: As the picture shown.