NGK Iridium Spark Plug Box of 4 (BKR6EIX-11)

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 1992-2001 Acura Integra GS-R 1997-1998,2000 Acura Integra Type R 1991-1993 Acura Legend Base 1994-1995 Acura Legend GS 1991-1995 Acura Legend L 1991-1995 Acura Legend LS 1995 Acura Legend SE 1999 Acura NSX Alex Zanardi Edition 1991-2001,2004-2005 Acura NSX Base 1995-2003 Acura NSX T 2005 Aston Martin DB9 Base 2005 Aston Martin DB9 Volante 2002-2005 Audi A4