Spark Plug
NGK Iridium IX Spark Plug
IRIDIUM ALLOY CENTER ELECTRODE: Iridium's density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
SINGLE IRIDIUM TIP: Fine wire 0.6 millimeter iridium tip center electrode ensures high durability and a consistently stable spark
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
TAPERED CUT GROUND ELECTRODE: Reduced quenching design produces outstanding ignitability, improved acceleration, fuel efficiency and durability
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
NGK Iridium IX Spark Plug
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 Plug
Iridium IX Spark Plug: Single Iridium Fine Wire, BKR8EIX
2009-2018 Audi A6 Quattro
2010-2016 Audi S4
2010-2017 Audi S5
2011-2015 Audi Q7
2011-2015 Volkswagen Touareg
2011-2018 Porsche Cayenne
2012-2016 Porsche Panamera
2012-2018 Audi A7 Quattro
2013-2017 Audi Q5
2013-2018 Audi A8 Quattro
2014-2017 Audi SQ5
2017-2019 Audi Q7