Welcome to MAPSA

Formerly OVAAA

The Midwest Automotive Parts & Service Association (MAPSA) is a non-profit trade association representing all aftermarket businesses. Members include automotive parts stores, warehouses, paint and body shop suppliers, repair service facilities, body shops, full-service stations, tire dealers, used parts suppliers, glass shops, manufacturers, manufacturers agents, and other related industries. The Midwest Automotive Parts & Service Association was more recently known as The Ohio Valley Automotive Aftermarket Association (OVAAA) from 1992-2013. The founding association was the Ohio Automotive Wholesalers Association (OAWA), which was formed in Ohio in 1957.