NGK Iridium IX Spark Plug Box of 4 (GR4IX)
Regular price
$33.99
CALIFORNIA PROPOSITION 65 WARNING
WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information: www.P65Warnings.ca.gov
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:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1965-1967 | American Motors | Ambassador | 990 |
| 1965-1970 | American Motors | Ambassador | Base |
| 1971-1974 | American Motors | Ambassador | Brougham |
| 1966-1971 | American Motors | Ambassador | DPL |
| 1968-1972 | American Motors | Ambassador | SST |
| 1965-1968 | American Motors | American | 440 |
| 1964 | American Motors | American | 440H |
| 1964-1968 | American Motors | American | Base |
| 1967-1968 | American Motors | American | Rogue |
| 1968-1970,1978-1979 | American Motors | AMX | Base |
| 1965 | American Motors | Classic | 660 |
| 1964-1966 | American Motors | Classic | 770 |
| 1964-1966 | American Motors | Classic | Base |
| 1978-1979 | American Motors | Concord | Base |
| 1979 | American Motors | Concord | DL |
| 1979 | American Motors | Concord | Limited |
| 1970-1977 | American Motors | Gremlin | Base |
| 1976-1977 | American Motors | Gremlin | Custom |
| 1977 | American Motors | Hornet | AMX |
| 1970-1971,1973-1977 | American Motors | Hornet | Base |
| 1971 | American Motors | Hornet | SC/360 |
| 1971-1977 | American Motors | Hornet | Sportabout |
| 1970-1972 | American Motors | Hornet | SST |
| 1971-1974 | American Motors | Javelin | AMX |
| 1968-1974 | American Motors | Javelin | Base |
| 1968-1972 | American Motors | Javelin | SST |
| 1970 | American Motors | Javelin | SST Mark Donohue |
| 1970 | American Motors | Javelin | SST Trans Am |
| 1965-1967 | American Motors | Marlin | Base |
| 1971-1978 | American Motors | Matador | Base |
| 1974 | American Motors | Matador | Brougham |
| 1974 | American Motors | Matador | X |
| 1975-1978 | American Motors | Pacer | Base |
| 1979 | American Motors | Pacer | DL |
| 1979 | American Motors | Pacer | Limited |
| 1969 | American Motors | Rambler | 440 |
| 1969 | American Motors | Rambler | Base |
| 1969 | American Motors | Rambler | Rogue |
| 1968 | American Motors | Rebel | 550 |
| 1967-1968 | American Motors | Rebel | 770 |
| 1967,1969-1970 | American Motors | Rebel | Base |
| 1967-1970 | American Motors | Rebel | SST |
| 1970 | American Motors | Rebel | The Machine |
| 1979 | American Motors | Spirit | Base |
| 1971-1980,1982-1983 | Bentley | Corniche | Base |
| 1981-1983 | Bentley | Mulsanne | Base |
| 1982-1983 | Bentley | Mulsanne | Turbo |
| 1968-1976 | Bentley | T1 Series | Base |
| 1968-1970 | Bentley | T1 Series | H.J. Mulliner |
| 1968-1970 | Bentley | T1 Series | James Young |
| 1968-1970 | Bentley | T1 Series | Park Ward |
| 1977-1980 | Bentley | T2 Series | Base |
| 1968-1969 | Buick | Skylark | Base |
| 1968-1969 | Buick | Skylark | Custom |
| 1968-1969 | Buick | Special | Base |
| 1968-1974 | Cadillac | Calais | Base |
| 1968-1974 | Cadillac | DeVille | Base |
| 1968-1974 | Cadillac | Eldorado | Base |
| 1968-1974 | Cadillac | Fleetwood | 60 Special |
| 1973-1974 | Cadillac | Fleetwood | 60 Special Brougham |
| 1968-1974 | Cadillac | Fleetwood | 75 |
| 1968-1974 | Cadillac | Fleetwood | Base |
| 1968-1970 | Cadillac | Fleetwood | Brougham |
| 1968-1969 | Checker | Marathon | Base |
| 1968-1969 | Checker | Marathon | Town Custom |
| 1958-1961,1963-1969 | Chevrolet | Bel Air | Base |
| 1958-1961,1963-1969 | Chevrolet | Biscayne | Base |
| 1960 | Chevrolet | Biscayne | Fleetmaster |
| 1969 | Chevrolet | Blazer | Base |
| 1969 | Chevrolet | Brookwood | Base |
| 1963-1969 | Chevrolet | C10 Pickup | Base |
| 1968-1969 | Chevrolet | C10 Suburban | Base |
| 1963-1969 | Chevrolet | C20 Pickup | Base |
| 1968-1969 | Chevrolet | C20 Suburban | Base |
| 1964-1969 | Chevrolet | C30 Pickup | Base |
| 1967-1969 | Chevrolet | Camaro | Base |
| 1967-1969 | Chevrolet | Camaro | RS |
| 1967-1969 | Chevrolet | Caprice | Base |
| 1967-1968 | Chevrolet | Chevelle | 300 |
| 1967-1969 | Chevrolet | Chevelle | 300 Deluxe |
| 1964-1967 | Chevrolet | Chevelle | Base |
| 1967-1969 | Chevrolet | Chevelle | Concours |
| 1969 | Chevrolet | Chevelle | Concours Estate |
| 1965-1967 | Chevrolet | Chevelle | Deluxe |
| 1969 | Chevrolet | Chevelle | Greenbrier |
| 1968-1969 | Chevrolet | Chevelle | Malibu |
| 1968-1969 | Chevrolet | Chevelle | Nomad |
| 1964-1969 | Chevrolet | Chevelle | SS |
| 1962-1967 | Chevrolet | Chevy II | Base |
| 1962-1968 | Chevrolet | Chevy II | Nova |
| 1964-1967 | Chevrolet | Chevy II | Nova SS |
| 1959-1960,1964-1969 | Chevrolet | El Camino | Base |
| 1968-1969 | Chevrolet | El Camino | Custom |
| 1964-1967,1969 | Chevrolet | G10 Van | Base |
| 1968-1969 | Chevrolet | G10 Van | Sportvan |
| 1967-1969 | Chevrolet | G20 Van | Base |
| 1968-1969 | Chevrolet | G20 Van | Sportvan |
| 1959-1961,1963-1969 | Chevrolet | Impala | Base |
| 1964-1967 | Chevrolet | Impala | SS |
| 1964-1969 | Chevrolet | K10 Pickup | Base |
| 1967-1969 | Chevrolet | K10 Suburban | Base |
| 1964-1969 | Chevrolet | K20 Pickup | Base |
| 1968-1969 | Chevrolet | K20 Suburban | Base |
| 1968-1969 | Chevrolet | K30 Pickup | Base |
| 1975-1982 | Chevrolet | LUV | Base |
| 1977-1979 | Chevrolet | LUV | Mighty Mike |
| 1975-1982 | Chevrolet | LUV | Mikado |
| 1980-1982 | Chevrolet | LUV | Sport |
| 1972-1974 | Chevrolet | Luv Pickup | Base |
| 1964-1967 | Chevrolet | Malibu | Base |
| 1970 | Chevrolet | Nova | Base |
| 1963-1967 | Chevrolet | P10 Series | Base |
| 1968-1969 | Chevrolet | P10 Van | Base |
| 1963-1966 | Chevrolet | P20 Series | Base |
| 1963-1966 | Chevrolet | P30 Series | Base |
| 1963-1966 | Chevrolet | Suburban | Base |
| 1955-1958 | Chrysler | 300 | Base |
| 1979-1980 | Chrysler | Cordoba | 300 |
| 1975-1983 | Chrysler | Cordoba | Base |
| 1980 | Chrysler | Cordoba | Crown |
| 1981-1982 | Chrysler | Cordoba | LS |
| 1983-1984 | Chrysler | E Class | Base |
| 1983-1989 | Chrysler | Fifth Avenue | Base |
| 1957-1958,1981-1982 | Chrysler | Imperial | Base |
| 1957-1958 | Chrysler | Imperial | Crown |
| 1958 | Chrysler | Imperial | LeBaron |
| 1984-1986 | Chrysler | Laser | Base |
| 1984-1986 | Chrysler | Laser | XE |
| 1977-1993 | Chrysler | LeBaron | Base |
| 1989-1990 | Chrysler | LeBaron | GT |
| 1989-1992 | Chrysler | LeBaron | GTC |
| 1985-1989 | Chrysler | LeBaron | GTS |
| 1989-1990 | Chrysler | LeBaron | High Line |
| 1992 | Chrysler | LeBaron | Landau |
| 1993-1994 | Chrysler | LeBaron | LE |
| 1983-1986 | Chrysler | LeBaron | Mark Cross |
| 1977-1982 | Chrysler | LeBaron | Medallion |
| 1987-1990 | Chrysler | LeBaron | Premium |
| 1978 | Chrysler | LeBaron | S |
| 1979-1981 | Chrysler | LeBaron | Salon |
| 1980-1981 | Chrysler | LeBaron | Special |
| 1955 | Chrysler | Nassau | Base |
| 1956-1958,1979-1987 | Chrysler | New Yorker | Base |
| 1977-1978 | Chrysler | New Yorker | Brougham |
| 1988 | Chrysler | New Yorker | Turbo |
| 1955-1958,1971,1974-1981 | Chrysler | Newport | Base |
| 1971-1972,1974-1976 | Chrysler | Newport | Custom |
| 1971-1972 | Chrysler | Newport | Royal |
| 1956 | Chrysler | St Regis | Base |
| 1989 | Chrysler | TC Maserati | Base |
| 1955-1958,1978-1988 | Chrysler | Town & Country | Base |
| 1983-1986 | Chrysler | Town & Country | Mark Cross |
| 1955-1956 | Chrysler | Windsor | Base |
| 1964 | Dodge | 330 | Base |
| 1982-1983 | Dodge | 400 | Base |
| 1982 | Dodge | 400 | LS |
| 1983-1988 | Dodge | 600 | Base |
| 1983-1986 | Dodge | 600 | ES |
| 1985-1988 | Dodge | 600 | SE |
| 1964-1966,1970 | Dodge | A100 | Base |
| 1970 | Dodge | A100 | Sportsman |
| 1964-1970 | Dodge | A100 Truck | Base |
| 1968-1970 | Dodge | A100 Truck | Sportsman |
| 1967-1970 | Dodge | A108 Van | Base |
| 1988-1989 | Dodge | Aries | America |
| 1981-1987 | Dodge | Aries | Base |
| 1981-1984 | Dodge | Aries | Custom |
| 1985-1987 | Dodge | Aries | LE |
| 1981-1986 | Dodge | Aries | SE |
| 1976-1980 | Dodge | Aspen | Base |
| 1976-1977 | Dodge | Aspen | Custom |
| 1976-1977 | Dodge | Aspen | Special Edition |
| 1975-1980 | Dodge | B100 | Base |
| 1971-1974 | Dodge | B100 Van | Base |
| 1971-1974 | Dodge | B100 Van | Sportsman |
| 1981-1991 | Dodge | B150 | Base |
| 1975-1980 | Dodge | B200 | Base |
| 1971-1974 | Dodge | B200 Van | Base |
| 1972-1974 | Dodge | B200 Van | Maxi |
| 1972-1974 | Dodge | B200 Van | Maxi Wagon |
| 1971-1974 | Dodge | B200 Van | Sportsman |
| 1981-1992 | Dodge | B250 | Base |
| 1975-1980 | Dodge | B300 | Base |
| 1971-1974 | Dodge | B300 Van | Base |
| 1972-1974 | Dodge | B300 Van | Maxi |
| 1972-1974 | Dodge | B300 Van | Maxi Wagon |
| 1971-1974 | Dodge | B300 Van | Sportsman |
| 1981-1992 | Dodge | B350 | Base |
| 1984-1995 | Dodge | Caravan | Base |
| 1989-1995 | Dodge | Caravan | C/V |
| 1990,1992 | Dodge | Caravan | ES |
| 1984-1991 | Dodge | Caravan | LE |
| 1984-1993 | Dodge | Caravan | SE |
| 1974-1980 | Dodge | CB300 | Base |
| 1970-1974 | Dodge | Challenger | Base |
| 1970-1971 | Dodge | Challenger | R/T |
| 1972 | Dodge | Challenger | Rallye |
| 1970 | Dodge | Challenger | T/A |
| 1983-1986 | Dodge | Charger | 2.2 |
| 1969-1971 | Dodge | Charger | 500 |
