Iridium IX Spark Plug: Single Iridium Fine Wire, XR5IX

Description

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.

Fitment

This part fits the following vehicles.

• 1965-1966 Buick Electra
• 1966 Buick Gran Sport
• 1964, 1966-1967 Buick LeSabre
• 1963-1966 Buick Riviera
• 1951 Buick Roadmaster
• 1964-1967 Buick Skylark
• 1964-1967 Buick Special
• 1964 Buick Sportwagon
• 1964-1966 Buick Wildcat
• 1965-1966 Cadillac Calais
• 1953-1956, 1958-1966 Cadillac DeVille
• 1953-1966 Cadillac Eldorado
• 1965-1966 Cadillac Fleetwood
• 1953-1964 Cadillac Series 60 Fleetwood
• 1953-1964 Cadillac Series 62
• 1958 Cadillac Series 70 Fleetwood Eldorado
• 1953-1964 Cadillac Series 75 Fleetwood
• 1968-1970 Checker Marathon
• 1969-1970 Chevrolet Bel Air
• 1969-1970 Chevrolet Biscayne
• 1969-1970 Chevrolet Brookwood
• 1968 Chevrolet C10 Pickup
• 1968 Chevrolet C10 Suburban
• 1968 Chevrolet C20 Pickup
• 1968 Chevrolet C20 Suburban
• 1968 Chevrolet C30 Pickup
• 1967-1970 Chevrolet Camaro
• 1969-1970 Chevrolet Caprice
• 1969-1970 Chevrolet Chevelle
• 1965-1968 Chevrolet Chevy II
• 1962-1967, 1969-1970 Chevrolet Corvette
• 1968 Chevrolet G10 Van
• 1968 Chevrolet G20 Van
• 1963-1967, 1969-1970 Chevrolet Impala
• 1968 Chevrolet K10 Pickup
• 1968 Chevrolet K10 Suburban
• 1968 Chevrolet K20 Pickup
• 1968 Chevrolet K20 Suburban
• 1968 Chevrolet K30 Pickup
• 1969-1970 Chevrolet Kingswood
• 1970 Chevrolet Monte Carlo
• 1970 Chevrolet Nova
• 1968 Chevrolet P20 Van
• 1968 Chevrolet P30 Van
• 1969-1970 Chevrolet Townsman
• 1959-1971 Chrysler 300
• 1975-1976 Chrysler Cordoba
• 1965-1966 Chrysler Newport
• 1973-1974 Chrysler New Yorker
• 1963-1966, 1970-1971, 1973-1974, 1976-1977 Chrysler Town & Country
• 1964-1965 Dodge 880
• 1974 Dodge B100 Van
• 1975-1978 Dodge B200
• 1974 Dodge B200 Van
• 1975-1978 Dodge B300
• 1976-1979 Dodge CB300
• 1970-1971 Dodge Challenger
• 1967-1978 Dodge Charger
• 1965-1976 Dodge Coronet
• 1975-1978 Dodge D100
• 1973-1974 Dodge D100 Pickup
• 1977-1978 Dodge D150
• 1975-1978 Dodge D200
• 1973-1974 Dodge D200 Pickup
• 1975-1978 Dodge D300
• 1973-1974 Dodge D300 Pickup
• 1961-1962, 1968-1969 Dodge Dart
• 1961 Dodge Lancer
• 1978 Dodge Magnum
• 1965, 1968-1978 Dodge Monaco
• 1960-1962, 1964-1968, 1972-1973 Dodge Polara
• 1974-1978 Dodge Ramcharger
• 1975-1977 Dodge Royal Monaco
• 1975-1977 Dodge W100
• 1974 Dodge W100 Pickup
• 1960-1966 Dodge W100 Series
• 1977-1978 Dodge W150
• 1975-1978 Dodge W200
• 1974 Dodge W200 Pickup
• 1960-1966 Dodge W200 Series
• 1975-1978 Dodge W300
• 1960-1966 Dodge W300 Series
• 1960-1962 Dodge Wm300 Power Wagon
• 1965-1970 Excalibur Phaeton
• 1968 GMC C15/C1500 Pickup
• 1968 GMC C15/C1500 Suburban
• 1968 GMC C25/C2500 Pickup
• 1968 GMC C25/C2500 Suburban
• 1968 GMC C35/C3500 Pickup
• 1968 GMC G15/G1500 Van
• 1968 GMC G25/G2500 Van
• 1968 GMC K15/K1500 Pickup
• 1968 GMC K15/K1500 Suburban
• 1968 GMC K25/K2500 Pickup
• 1968 GMC K25/K2500 Suburban
• 1968 GMC K35/K3500 Pickup
• 1968 GMC P25/P2500 Van
• 1968 GMC P35/P3500 Van
• 1974 International 100
• 1968 International 1000C

Showing 100 of 172 vehicles. Use the fit check above to see whether this part fits yours.

Features & benefits

• RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
• Trivalent metal plating for superior anti-corrosion and anti-seizing properties
• Outstanding acceleration, high fuel efficiency and durability
• Fine iridium tip ensures durable and consistent spark
• TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
• SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
• SINGLE IRIDIUM TIP: Fine wire 0.6 millimeter iridium tip center electrode ensures high durability and a consistently stable spark
• TAPERED CUT GROUND ELECTRODE: Reduced quenching design produces outstanding ignitability, improved acceleration, fuel efficiency and durability
• IRIDIUM ALLOY CENTER ELECTRODE: Iridium's density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines

Specifications

Warranty

2 Months