The A8 Ignition Systems are designed specifically for the biggest and most luxurious vehicle in the Audi lineup. Produced in America in 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 and 2007, this vehicle was touted by many as "the best luxury vehicle under a hundred-thousand." These Audi A8 Ignition Systems are fitted for this vehicle that pioneered the safety feature market by producing the first car to ever contain 8 interior airbags. Each of these Audi luxury sedans sponsored the Audi Quattro all wheel drive system and was only offered in the 4.2 liter engine option in America. Browse through our selection of Audi A8 Ignition Systems. These A8 Ignition Systems will surely please you and your car. The ignition system consists of several components that work together to start and keep the car running. The ignition system can consist of the battery, spark plugs, spark plug wires, distribution block and ignition coil. These components work together to ignite the gas/air mixture that enters the piston. The battery provides the energy the ignition coil increases the voltage significantly like a transformer and the spark plug wires transfers the energy to the spark plugs which ignite the gas/air mixture. If any of these components doesn't function properly the car may run poorly or not at all.