Squirrelly 4.5" MAF Mass Air Flow Adapter Plate with Green Filter for 2003-07 Mitsubishi EVO 8 9 VIII IX This Mass Air Flow (MAF) Sensor Adapter is designed to be used with any aftermarket air filter with 4.5" inlet and comes with a Green Filter. It is cast from lightweight aluminum and will increase airflow and overall horsepower when mated to a high flow air filter! Fits: 2003-07 Mitsubishi Lancer EVO 8/9 Listing includes adapter plate and universal green filter.