General Aviation Modifications, Inc. (GAMI) is now selling supplemental type certificates (STCs) for its G100UL high octane unleaded avgas—the first and only approved solution for all general ...

The county later took control of fuel tanks it previously leased to fixed-based operators (FBO) at RHV to sell Swift UL94 and more recently GAMI G100UL unleaded avgas. Santa Clara County claims ...