Motor Guard has been manufacturing a complete line of compressed air filtration products designed to deliver clean, dry, oil-free air for over 45 years. Our Optima Spray Gun line is unmatched for finishing quality. We supply collision repair professionals with world-class tools designed to handle today’s high-strength steel unibody vehicles. Our offering is highlighted by our full line of U.S. manufactured Magna-Spot Stud Welders and accessories. Our refinishing accessories, including the popular Stripe Eliminator and Spin Doctor cleaning tools as well as a full assortment of sanding blocks, are designed to streamline your entire refinishing experience…making your job easier and cleaner than ever before.