NGK IX Iridium Spark Plug Box of 4 (BPR6EIX)

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 1967 Alfa Romeo 2600 Berlina 1967 Alfa Romeo 2600 SZ 1975-1977 Alfa Romeo Alfetta GT 1975-1977 Alfa Romeo Alfetta Sport 1981-1986 Alfa Romeo GTV-6 2.5 1987-1989 Alfa Romeo Milano Gold 1987-1989 Alfa Romeo Milano Platinum 1987 Alfa Romeo Milano Silver 1971-1975 Alfa Romeo Montreal Base 1978-1979 Alfa Romeo Sport Base 1977-1979 Alfa Romeo Sprint Veloce 2007-200