Norco Smog Check is a premier provider of smog testing services in Riverside County. Whether you need a smog test for vehicle registration renewal, for ownership transfer or for out-of-state vehicle registration - we are here to help. We are a test facility only, so we do not perform repairs. Our smog technicians have all the necessary state licenses and decades of collective experience. We strive to achieve excellence in customer service, with over 30,000 vehicles smogged annually at our smog inspection facilities. We smog all vehicles; diesel, hybrid, and gas; cars, trucks, SUVs, and campers. Visit us today for star certified smog check in Norco, we look forward to serving you.