NGK Iridium Spark Plugs Box of 4 (ZFR5FIX-11)

NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.This Part Fits: Year Make Model Submodel 1997-1998,2002-2003 Acura CL Base 1997-1999,2001 Acura CL Premium 1992-1993,1997-2001 Acura Integra GS 1992-2001 Acura Integra LS 1992-1998 Acura Integra RS 1995-1996 Acura Integra Special Edition 2001-2002 Acura MDX Base 2001-2002 Acura MDX Touring 1999-2003 Acura TL Base 1988-1996 BMW 750iL Base 1993-1997 BMW 850Ci Base 1994-1995 BMW 850CSi Base 1991-1992