M&D is a leading value-added distributor and remanufacturer of mission critical aftermarket parts and components for maintaining and repairing diesel-powered engines based in Humble, Texas. The Company's diverse product portfolio includes new and remanufactured cylinder head, blocks & rod, fuel injection, turbocharger, engine parts and filtration products from leading OEMs and aftermarket suppliers. It supports all diesel vehicle types, ranging from light / medium-duty vehicles, heavy-duty commercial trucks to industrial equipment.