MAS® Industries | For a premium line of control arms and chassis products auto parts, car parts, automotive parts, aftermarket car parts, automotive repair parts, window regulator, control arm, door handle, fluid reservoir, remanufactured auto parts, intake manifold, exhaus MAS® Industries is a North America based manufacturer of chassis parts and control arms. MAS® Industries provides OE Specific parts to the aftermarket industry. We are first to market and offer full line coverage for American, Asian and European vehicles.