We are the leader in light-weight drive train components. By eliminating rotating mass throttle response is improved. Our quality products have been designed and manufactured in our facility in Walnut, CA for over 20 years using state-of-the-art design software and CNC machinery. We are innovators, not imitators! All products are machined and assembled at our location in Walnut, CA. We use local suppliers with only the highest quality materials to machine and produce the best products.