Spark Plug Spark plug igniting the air-fuel mixture in the combustion chamber GAUSS, GV7R22P, Spark Plug, from Not availableAUDI - A4, A5, TT; VW - Passat; SEAT - Leon; SKODA - Superb; PORSCHE - Cayenne; AUDI (FAW) - A6l; CHERY - A3; ...