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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.

Upcoming Events

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Testimonials

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Hot News

Urgent Warning: Two More Deaths from Substandard, Dangerous Chinese Air Bag Inflators

Source: Fleet Management Weekly

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2026 Motive AI Road Safety Report: Top Findings, Predictions and Risks

Source: Fleet Management Weekly

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Sacrificing Safety is Not the Way to Make Cars Affordable

Story by: David Harkey

Source: Fleet Management Weekly

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NASCAR Revives the Chase, but Revises the Format

Story by: Greg Jones

Source: Engine Builder

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Midwest Automotive Parts & Service Association
P.O. Box 1056 :: Marysville, Ohio 43040
1-800-486-6292 :: (614) 777-7373