The Department of General Services (DGS) requires the engagement of a contractor possessing current authorization from the Original Equipment Manufacturer (OEM) to perform comprehensive services on the District’s Nederman vehicle exhaust systems installed in various Fire and Emergency Medical Services (FEMS) facilities. The scope of services shall encompass the provision of all labor, supplies, materials, tools, vehicles, lifts, transportation,travel, per diem, and any other resources necessary to execute annual preventive maintenance, detailed inspections, repairs, component replacements, and full-system installations as needed.