We specialize in performance, diagnostics, machining, balancing, electrical, tuning, plumbing, suspension, engines, performance brakes, tires, wheels, supercharging, restoration, smog legality, interior upgrades and all things custom. Our 1,500+ HP DTS engine dynamometer test cell and 200+ mph MD500 Mustang chassis dyno gives you ways to bolster your speed. We stock thousands of products from more than 500 high performance auto parts manufacturers. We stock performance and passenger tires and mount/balance them on two Hunter Engineering® units that provide a factory quality ride and superior compensation against radial pull. For 35 years, JBA has been San Diego's car guys go-to automotive performance center. Visit us!