DIYAutoTune.com manufactures engine-management systems and performance tuning kits, assemblies and parts for automotive tuning shops and do-it-yourself enthusiasts. The company was founded in 2004 by Jerry Hoffman, with a mission to make engine management and tuning technology more affordable and accessible to do-it-yourselfers, hobbyists and independent professionals. It provides complete engine-management systems both preassembled and in kit form, with comprehensive assembly documentation and support. Utilizing OEM components such as the MegaSquirt EFI Computer, the company offers a quality engine management and tuning solution at significantly lower cost than competitive turnkey systems.