he Napa county area. No shop is as quick, qualified, or convenient. All of our technicians are ASE certified, with over 20 years of combined experience. We offer smog check for cars, trucks, RV's, out of state vehicles, initial registration test, change of ownership, gross polluters and all diesel vehicles. Quick convenient and hassle he Napa county area. No shop is as quick, qualified, or convenient. All of our technicians are ASE certified, with over 20 years of combined experience. We offer smog check for cars, trucks, RV's, out of state vehicles, initial registration test, change of ownership, gross polluters and all diesel vehicles. Quick convenient and hassle free smog test service in Napa county. ...more