NGK Ruthenium HX Spark Plug Box of 4 (FR7BHX-S)

NGK Ruthenium HX High Ignitability spark plugs are the best in class plug for todays modern vehicles. Patented Ruthenium technology offers the most advance tip technology and delivers the highest performance and life expectancy. Created from advanced OE technology as a high ignitability plug; Ruthenium HX spark plugs come with patented, specialized OEM DFE and PSPE tip designs. NGK Ruthenium HX High Ignitability spark plugs provide a more complete fuel burn resulting in a quicker throttle response, smoother idle and better cold starts. Ruthenium center electrode provides industry leading durability.This Part Fits: Year Make Model Submodel 2002-2006 Acura RSX Type-S 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 Quattro Base 2007-2009 Audi A4 Quattro Cabriolet 2015-2016 Audi A4