PROFORM ® Parts (Specialty Auto Parts U.S.A., Inc.) is a leader in the High-Performance Automotive Aftermarket by engineering and manufacturing creative products from intelligent concepts. Our goal is to provide the performance enthusiast with innovation, quality, and affordability in all our products – giving the customer maximum value.

With dozens of patents, thousands of SKUs and millions of satisfied customers, PROFORM has brought innovation, quality, and affordability to enthusiasts for over 30 years. Each PROFORM part is designed to deliver maximum performance, value and style.

The PROFORM line offers 100% NEW (as opposed to “rebuilt”) starters, alternators, stock harmonic balancers, and distributors; You’ll also find a line of roller-tipped rocker arms offering you the widest selection of manufacturing processes (stamped steel, cast chrome moly, and machined extruded aluminum); super-slim and updated tachometers; a whole line of popular and easy-to-use engine builders’ tools made to exacting specifications. We are so confident in our products that they are backed by warranty, and we have live technicians ready to help with any question about our parts.