Alarm monitoring systems; Apparatus for recording, transmission, processing and reproduction of sound, images or data; Automotive measuring instruments, namely, water temperature gauges, air fuel/ratio gauges, boost gauges, vacuum gauges and exhaust gas temperature gauges; Communications software for connecting automotive owners and automotive repair personnel via a global computer network; Data processing apparatus; Electronic apparatus for testing automobile engine oil; Electronic circuits for error correction; 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; Mechanical and electronic measuring machines for identifying and analyzing structural damage to vehicles; Portable and handheld digital electronic devices for recording, organizing, transmitting, manipulating, and reviewing text, data, image, and audio files; Scanners; Tyre-pressure measurers; Vehicle safety equipment, namely, electronic tire pressure monitors; Vehicle tracking devices comprised of cellular radio modules, computer software and computer hardware, sensors, transmitters, receivers and global positioning satellite receivers, all for use in connection with vehicle tracking, vehicle monitoring and anti-theft vehicle alarms; Automotive testing equipment, namely, transmission testing and brake testing equipment; Electronic data processing apparatus