According to our records, this business is located at 513 Dewitt Ave E in Mattoon (in Coles County), Illinois 61938, the location GPS coordinates are: 39.489252 (latitude), -88.346543 (longitude). Diesel Speed Repair is categorized under Noise Control Equipment (SIC code 5084). Known organization owner is Doug Overton. You can contact the company by phone at (217) 235-6045.