Exel Inc. intends to eliminate 131 jobs in Philadelphia when it halts operations at 3820 N. Second St. starting May 1. The company, based in Westerville, Ohio, runs a distribution center for General Motors Corp. at that location, according to a filing with the Pennsylvania Department of Labor & Industry. A $4.7 billion provider of contract logistics services, Exel is a subsidiary of Deutsche Post World Net, the European postal company that also owns DHL.