FMS Performance

FMS Performance (Flow Management Solutions) has been a trusted name in San Bernardino, California since its founding in May of 1974. Specializing in a wide range of performance upgrades, FMS focuses on enhancing vehicle horsepower while keeping your car California-legal. From exhaust system upgrades, Cold Air Intakes, and Throttle Body Spacers to Superchargers, we deliver top-tier solutions that take your vehicle’s performance to the next level. We also offer comprehensive services, including regular vehicle maintenance, rims and tires, and protective enhancements like Tonneau covers and bedliners. Whether you’re looking to boost your car’s horsepower with exhaust upgrades, install Superchargers, or secure your truck bed with durable Tonneau Covers, FMS has the expertise you need. Conveniently located in San Bernardino, we’re your go-to source for performance improvements that deliver lasting results.