NGK Iridium Spark Plugs Box of 4 (BKR7EIX)

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 Aston Martin DB7 Base 1997-1998 Aston Martin DB7 Volante 1991 Audi 200 Quattro 20v 1991 Audi 200 Quattro 20v Avant 2006-2013 Audi A3 Base 2009-2013 Audi A3 Quattro Base 2005-2014 Audi A4 Base 2007-2009 Audi A4 Cabriolet 2015-2016 Audi A4 Premium 2015-2016 Audi A4 Premium Plus 2015 Audi A4 Prestige 2005-2012 Audi A4 Quattro Avant 2005-2014 Audi A4