Spark Plug Spark plug igniting the air-fuel mixture in the combustion chamber NPS "K20PR-U11" - Not availableCHEVROLET - Cruze, Nubira, Lacetti, Aveo; DAEWOO - Nubira; MITSUBISHI - Lancer; MERCEDES-BENZ - B-Class; DAIHATSU - Charade; ...