NGK IX Iridium Spark Plug Box of 4 (TR6IX)

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 2000 Aston Martin DB7 Vantage 2000 Aston Martin DB7 Vantage Volante 2009-2015 Cadillac CTS V 2014-2015 Chevrolet Camaro Z/28 2012-2015 Chevrolet Camaro ZL1 2013 Chevrolet Corvette 427 2008 Chevrolet Corvette 427 Limited Edition Z06 2006-2013 Chevrolet Corvette Z06 2011 Chevrolet Corvette Z06 Carbon 2009-2013 Chevrolet Corvette ZR1 1996-2008,2010-2011 Ford Crown