Spark Plug Spark plug igniting the air-fuel mixture in the combustion chamber Denso, K16PR-UR, Spark Plug, from Not availableAUDI - A4, A6, A8, A3; CITROËN - Xsara; FIAT - Panda; DAEWOO - Nubira; CHRYSLER - Voyager; CHEVROLET - Cruze; ...