The Atlantic City–Brigantine Connector, also known as the Atlantic City Expressway Connector, is a freeway connector in Atlantic City, New Jersey, United States. It is an extension of the Atlantic City Expressway, connecting it to Route 87, which leads into Brigantine via the Marina district of Atlantic City. The highway contains a tunnel along its route, passing underneath the Westside neighborhood. The connector is a state highway owned and operated by the South Jersey Transportation Authority, with the unsigned designation of Route 446X.