SPEEDiagnostix evolved from one family’s experience in the racing industry.

Recognizing the need for fast turnaround used oil analysis, the Speed family founded SPEEDiagnostix to provide expedited, expert used oil analysis services. Tailored to meet the unique needs of racers, enthusiasts, engine builders, performance parts manufacturers and classic car owners, SPEEDiagnostix provides data and analysis that draws from decades of racing, engine building, oil blending and used oil analysis experience.