RBS Superchargers www.rbssuperchargers.com +1 530 274 3835 12299 Loma Rica Dr, Grass Valley, CA, 95945, USA RBS Superchargers www.rbssuperchargers.com +1 530 274 3835 12299 Loma Rica Dr, Grass Valley, CA, 95945, USA RBS Superchargers is a business that was born out of our love for racing. RBS has years and years of experience to help the first time beginner to the seasoned veteran produce the most power and reliability on their supercharged engine. Contact Us Facebook page Contact Us Facebook page Latest News