The mass air flow sensor without housing is a direct replacement for select 1993-1998 Audi applications. It measures the volume of air entering the engine so the engine computer can match fuel delivery to airflow; it installs into the existing housing.

Walker Products 245-2203 Mass Air Flow Sensor Features:

• Fits 1993-1994 Audi 100, 100 Quattro; 1993-1995 Audi 90, 90 Quattro; 1994-1998 Audi Cabriolet; 1995-1997 Audi A6; 1995-1998 Audi A6 Quattro; 1996-1997 Audi A4
• Female electrical connector with 3 terminals
• Includes mounting hardware
• Housing not included