Instruments and apparatus for tuning, analyzing performance and/or diagnosing faults of engines and vehicles; electronic control units; parts and fittings for all the aforesaid goods; electronic motor vehicle ignition tuning kits comprised of an electronic control unit that monitors engine performances and delivers re-calculated sensor values to the original engine control unit to increase engine performance; cables and connectors for electronic transmission; computer software for tuning, ana...

Instruments and apparatus for tuning, analyzing performance and/or diagnosing faults of engines and vehicles; electronic control units; parts and fittings for all the aforesaid goods; cables and connectors for electronic transmission; computer software for tuning, analyzing performance and/or diagnosing faults of engines and vehicles; pre-recorded data carriers featuring computer software for tuning, analyzing performance and/or diagnosing faults of engines and vehicles