NGK Iridium IX Spark Plug Box of 4 (BCPR5EIX-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 1990-1991 Acura Integra GS 1990-1991 Acura Integra LS 1990-1991 Acura Integra RS 1988 Chevrolet Nova Twin Cam 1981 Ford Escort Base 1981 Ford Escort GL 1981 Ford Escort GLX 1981 Ford Escort L 1981 Ford Escort SS 1982 Ford EXP Base 1988-1991 Honda CRX HF 1988-1990 Honda Prelude 2.0 S 1998-2000 Mercedes-Benz SLK230 Kompressor 1982 Mercury LN7 Base 1981 Me