North Suburban Auto Supply has been under the same ownership since 1961. It carries professional-grade parts for fuel delivery, engines, ignition, brakes, suspension, emission control, powertrain, cooling and heating. Its inventory includes such brands as ACDelco, Gates, Motorcraft, Wagner, Rain-X and Monroe. North Suburban Automotive Supply also carries accessories such as oil, fluid, sealants and adhesives. Its clientele includes independent installers as well as commercial businesses.