Valencia Auto Performance & Simply Smog has fast become the go-to shop for auto repair in Santa Clarita. We also specialize in smog tests, and fleet services in Valencia and throughout Santa Clarita Valley. Since 2004, our certified mechanics have been performing California smog and emissions testing and repairs, along with all other auto repair and maintenance services for import and domestic cars, trucks, and SUVs. As a family-owned and operated business, we’re proud to be a true bumper-to-bumper dealership alternative that Valencia drivers can count on for friendly, honest, high-quality automotive services. ...more