Iridium IX provides outstanding acceleration, high fuel efficiency and durability. Tapered cut ground electrode provides improved starting, idling and throttle response. For even greater performance consider upgrading to an NGK Ruthenium HX plug.
GENUINE NGK UPGRADED IRIDIUM IX SPARK PLUGS - SET OF 4 - NGK 4218 CR8EIX
NGK GENUINE IRIDIUM IX SPARK PLUGS LFR7AIX SET OF 4 NGK 2309 Durable
GENUINE NGK UPGRADED IRIDIUM IX SPARK PLUGS - CR8EIX - SET OF 4 - NGK 4218
4x NGK PFR6B IRIDIUM IX SPARK PLUGS FOR SUBARU PART NUMBER 22401AA400
8x NGK BPR5EIX Iridium IX Spark Plugs For ROLLSROYCE CORNICHE 6.75 03/87>12/88
