NGK Iridium IX Spark Plug Box of 4 (DVPR9EIX)

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 2001-2007 Aprilia ETV 1000 Caponord Base 2001-2005 Aprilia RST1000 Futura Base 2005-2009 Aprilia RSV 1000 R Base 2004-2009 Aprilia RSV 1000 R Factory Base 1998-2004 Aprilia RSV Mille Base 2000-2004 Aprilia RSV Mille R Base 2003 Aprilia RSV Mille R Haga Base 2004 Aprilia RSV Mille R Nera Base 2000-2004 Aprilia SL1000 Falco Base 2004-2010 Aprilia Tuono 1000 R Base