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NGK Iridium IX Spark Plug Box of 4 (BR7EIX)

Unlock your engine's full potential with the NGK Iridium IX Spark Plug Box of 4. Specifically designed for performance enthusiasts, these spark plugs provide outstanding acceleration, high fuel efficiency, and durability.

  • Extreme ignitability and exceptional anti-fouling
  • Tapered cut ground electrode for improved starting, idling, and throttle response
  • Iridium fine wire center electrode is six times harder than platinum
  • Iridium alloy's extremely high melting point is perfect for today's engines

Upgrade your engine's performance with the NGK Iridium IX Spark Plug Box of 4. Recommended for modified or high-performance applications, or as an upgrade to OE nickel alloy spark plugs.

Make Model Year Type
Honda Accord 1979 Base
Honda Accord 1979 LX
Honda FL400R Pilot 1989 Base
Honda FL400R Pilot 1990 Base
Honda Prelude 1979 Base
Honda Prelude 1980 Base
Honda XL175 1973 Base
Honda XL175 1973 Base
Honda XL175 1973 Base
Honda XL175 1973 Base
Honda XL175 1973 Base
Honda XL175 1973 Base
MG MGA 1959 Base
Porsche 911 1965 Base
Porsche 911 1966 Base
Porsche 911 1967 Base
Porsche 911 1967 S
Porsche 911 1973 E
Porsche 911 1973 S
Porsche 911 1973 T
Suzuki DS185 1979 Base
Suzuki DS185 1980 Base
Suzuki DS80 1996 Base
Suzuki DS80 1997 Base
Suzuki DS80 1998 Base
Suzuki DS80 1999 Base
Suzuki DS80 2000 Base
Suzuki GT380 1972 Base
Suzuki GT380 1972 Base
Suzuki GT550 1972 Base
Suzuki GT550 1972 Base
Suzuki GT550 1972 Base
Suzuki JR80 2001 Base
Suzuki JR80 2001 Base
Suzuki JR80 2001 Base
Suzuki JR80 2001 Base
Suzuki RL250 1974 Base
Suzuki RL250 1975 Base
Suzuki RM80 1977 Base
Suzuki TS250 1973 Base
Suzuki TS250 1974 Base
Suzuki TS250 1975 Base
Suzuki TS250 1976 Base
Yamaha DT100 1976 Base
Yamaha DT100 1978 Base
Yamaha DT100 1979 Base
Yamaha DT100 1980 Base
Yamaha DT100 1981 Base
Yamaha DT100 1982 Base
Yamaha DT100 1983 Base
Yamaha GP246 1974 Base
Yamaha MX100 1979 Base
Yamaha MX100 1980 Base
Yamaha MX100 1981 Base
Yamaha MX100 1982 Base
Yamaha MX100 1983 Base
Yamaha RT100 1990 Base
Yamaha RT100 1991 Base
Yamaha RT100 1992 Base
Yamaha RT100 1993 Base
Yamaha RT100 1994 Base
Yamaha RT100 1995 Base
Yamaha RT100 1996 Base
Yamaha RT100 1997 Base
Yamaha RT100 1998 Base
Yamaha RT100 1999 Base
Yamaha RT100 2000 Base
Yamaha TY175 1975 Base
Yamaha TY175 1975 Base
Yamaha TY250 1974 Base
Yamaha TY250 1974 Base
Yamaha TY250 1974 Base
Yamaha TY250 1974 Base
NGK manufactures spark plugs and spark plug wires, as well as glow plugs for diesel applications. Their range of spark plugs cover everything from OEM replacement to Ultimate Performance plugs, and are available as traditional copper, platinum, or iridium tips. NGK’s reputation as an OEM supplier for many car manufacturers makes them a top choice for spark plugs. Few brands can make that claim and have the quality to back it up.
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