Genuine Saab Single Spark Plug - BCPR7ES-11 which will fit: Saab 9000 - 1988 - 1998 - All 4 cylinder Turbo models only Saab NG900 - 1994 - 1998 - All 4 cylinder Turbo models only Saab 93 Sport - All Saab 9-3 - 1998 - 1999 - All Petrol 4 cylinder Turbo models only (with Red Direct Ignition) Saab 9-5 1998 - 2007 - All 4 cylinder Petrol Models (not advisable for Aero) Will not fit any V6 or injection models