NGK Iridium Spark Plugs *Box of 4* (BKR7EIX) - 2667

**SOLD AS SET OF 4** 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. NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. AUDI 2004-91; BMW 2008-07; HONDA 2011-10; PORSCHE 2008-03; VOLVO 1997, ATV - 2006-99 POLARIS, PWC - 2004 POLARIS, SNOW - 2006-02 POLARIS Fitment: 1991:Audi:200 Quattro:20v 1991:Audi:200 Quattro:20v Avant 1992:Audi:S4:Base 1992:Volkswagen