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 |
|---|---|---|---|
| 1995-1996 | AM General | Hummer | Base |
| 1986 | Buick | Century | Custom |
| 1986 | Buick | Century | Estate Wagon |
| 1986 | Buick | Century | Limited |
| 1992-1993 | Buick | Commercial Chassis | Base |
| 1992-1993 | Buick | Roadmaster | Base |
| 1992-1993 | Buick | Roadmaster | Estate Wagon |
| 1992-1993 | Buick | Roadmaster | Limited |
| 1982-1986 | Buick | Skyhawk | Custom |
| 1982-1986 | Buick | Skyhawk | Limited |
| 1986 | Buick | Skyhawk | Sport |
| 1980-1982 | Buick | Skylark | Base |
| 1983-1985 | Buick | Skylark | Custom |
| 1980-1985 | Buick | Skylark | Limited |
| 1980-1983 | Buick | Skylark | Sport |
| 1983-1984 | Buick | Skylark | T-Type |
| 1990-1992 | Cadillac | Brougham | Base |
| 1990-1992 | Cadillac | Brougham | d'Elegance |
| 1982-1986 | Cadillac | Cimarron | Base |
| 1984-1986 | Cadillac | Cimarron | d'Oro |
| 1992 | Cadillac | Commercial Chassis | Brougham |
| 1985-1995 | Chevrolet | Astro | Base |
| 1985-1995 | Chevrolet | Astro | CL |
| 1985-1995 | Chevrolet | Astro | CS |
| 1987-1995 | Chevrolet | Astro | LT |
| 1971 | Chevrolet | Bel Air | Base |
| 1971 | Chevrolet | Biscayne | Base |
| 1994-1995 | Chevrolet | Blazer | Base |
| 1992-1993 | Chevrolet | Blazer | Cheyenne |
| 1987 | Chevrolet | Blazer | Custom Deluxe |
| 1995 | Chevrolet | Blazer | LT |
| 1988-1991 | Chevrolet | Blazer | Scottsdale |
| 1987-1994 | Chevrolet | Blazer | Silverado |
| 1994 | Chevrolet | Blazer | Silverado Sport |
| 1984-1986 | Chevrolet | C10 | Custom |
| 1984-1986 | Chevrolet | C10 | Scottsdale |
| 1984-1986 | Chevrolet | C10 | Silverado |
| 1984-1986 | Chevrolet | C10 Suburban | Custom |
| 1984-1986 | Chevrolet | C10 Suburban | Scottsdale |
| 1984-1986 | Chevrolet | C10 Suburban | Silverado |
| 1990-1993 | Chevrolet | C1500 | 454 SS |
| 1994-1995 | Chevrolet | C1500 | Base |
| 1988-1995 | Chevrolet | C1500 | Cheyenne |
| 1988-1992 | Chevrolet | C1500 | Scottsdale |
| 1988-1995 | Chevrolet | C1500 | Silverado |
| 1990-1995 | Chevrolet | C1500 | WT |
| 1992-1995 | Chevrolet | C1500 Suburban | Base |
| 1995 | Chevrolet | C1500 Suburban | LS |
| 1995 | Chevrolet | C1500 Suburban | LT |
| 1992-1994 | Chevrolet | C1500 Suburban | Silverado |
| 1985-1986 | Chevrolet | C20 | Custom |
| 1985-1986 | Chevrolet | C20 | Scottsdale |
| 1985-1986 | Chevrolet | C20 | Silverado |
| 1984-1986 | Chevrolet | C20 Suburban | Custom |
| 1984-1986 | Chevrolet | C20 Suburban | Scottsdale |
| 1984-1986 | Chevrolet | C20 Suburban | Silverado |
| 1994-1995 | Chevrolet | C2500 | Base |
| 1988-1995 | Chevrolet | C2500 | Cheyenne |
| 1988-1992 | Chevrolet | C2500 | Scottsdale |
| 1988-1995 | Chevrolet | C2500 | Silverado |
| 1994-1995 | Chevrolet | C2500 | WT |
| 1992-1995 | Chevrolet | C2500 Suburban | Base |
| 1995 | Chevrolet | C2500 Suburban | LS |
| 1995 | Chevrolet | C2500 Suburban | LT |
| 1992-1994 | Chevrolet | C2500 Suburban | Silverado |
| 1994-1995 | Chevrolet | C3500 | Base |
| 1988-1995 | Chevrolet | C3500 | Cheyenne |
| 1988-1992 | Chevrolet | C3500 | Scottsdale |
| 1988-1995 | Chevrolet | C3500 | Silverado |
| 1988,1993-1995 | Chevrolet | Camaro | Base |
| 1982-1986 | Chevrolet | Camaro | Berlinetta |
| 1985-1987 | Chevrolet | Camaro | Iroc-Z |
| 1987 | Chevrolet | Camaro | LT |
| 1989-1992 | Chevrolet | Camaro | RS |
| 1992 | Chevrolet | Camaro | RS Heritage Edition |
| 1982-1987 | Chevrolet | Camaro | Sport |
| 1985-1987 | Chevrolet | Camaro | Z28 |
| 1971,1989-1992 | Chevrolet | Caprice | Base |
| 1991-1993 | Chevrolet | Caprice | Classic |
| 1991-1993 | Chevrolet | Caprice | Classic LTZ |
| 1982-1986 | Chevrolet | Cavalier | Base |
| 1982 | Chevrolet | Cavalier | Cadet |
| 1982-1986 | Chevrolet | Cavalier | CL |
| 1983-1986 | Chevrolet | Cavalier | CS |
| 1984 | Chevrolet | Cavalier | Olympic |
| 1986 | Chevrolet | Cavalier | RS |
| 1984-1985 | Chevrolet | Cavalier | Type-10 |
| 1986 | Chevrolet | Cavalier | Z24 |
| 1982-1986 | Chevrolet | Celebrity | Base |
| 1982-1983 | Chevrolet | Celebrity | CL |
| 1985 | Chevrolet | Celebrity | Classic |
| 1982 | Chevrolet | Celebrity | CS |
| 1985-1986 | Chevrolet | Celebrity | Estate |
| 1984-1986 | Chevrolet | Celebrity | Eurosport |
| 1976-1985 | Chevrolet | Chevette | Base |
| 1984-1987 | Chevrolet | Chevette | CS |
| 1977 | Chevrolet | Chevette | Rally Sport |
| 1976 | Chevrolet | Chevette | Rallye |
| 1983 | Chevrolet | Chevette | S |
| 1977 | Chevrolet | Chevette | Sandpiper |
| 1976-1983 | Chevrolet | Chevette | Scooter |
| 1976 | Chevrolet | Chevette | Sport |
| 1976 | Chevrolet | Chevette | Woody |
| 1980-1983 | Chevrolet | Citation | Base |
| 1980 | Chevrolet | Citation | Club |
| 1980 | Chevrolet | Citation | Custom |
| 1980-1983 | Chevrolet | Citation | X-11 |
| 1984-1985 | Chevrolet | Citation II | Base |
| 1984-1985 | Chevrolet | Citation II | X-11 |
| 1971,1985-1987 | Chevrolet | Corvette | Base |
| 1986 | Chevrolet | Corvette | Indianapolis 500 Pace Car |
| 1971,1986 | Chevrolet | El Camino | Base |
| 1986 | Chevrolet | El Camino | Conquista |
| 1971 | Chevrolet | El Camino | Custom |
| 1971,1986 | Chevrolet | El Camino | SS |
| 1984-1995 | Chevrolet | G10 | Beauville |
| 1984,1986-1987 | Chevrolet | G10 | Bonaventure |
| 1984-1995 | Chevrolet | G10 | Chevy Van |
| 1984-1995 | Chevrolet | G10 | Sportvan |
| 1984-1995 | Chevrolet | G20 | Beauville |
| 1984 | Chevrolet | G20 | Bonaventure |
| 1984-1995 | Chevrolet | G20 | Chevy Van |
| 1984-1995 | Chevrolet | G20 | Sportvan |
| 1985-1996 | Chevrolet | G30 | Beauville |
| 1985-1996 | Chevrolet | G30 | Chevy Van |
| 1985-1996 | Chevrolet | G30 | Hi-Cube |
| 1984-1996 | Chevrolet | G30 | Sportvan |
| 1985-1986 | Chevrolet | K10 | Custom |
| 1985-1986 | Chevrolet | K10 | Scottsdale |
| 1985-1986 | Chevrolet | K10 | Silverado |
| 1984-1986 | Chevrolet | K10 Suburban | Custom |
| 1984-1986 | Chevrolet | K10 Suburban | Scottsdale |
| 1985-1986 | Chevrolet | K10 Suburban | Silverado |
| 1994-1995 | Chevrolet | K1500 | Base |
| 1988-1995 | Chevrolet | K1500 | Cheyenne |
| 1988-1992 | Chevrolet | K1500 | Scottsdale |
| 1988-1995 | Chevrolet | K1500 | Silverado |
| 1991 | Chevrolet | K1500 | Sport |
| 1990-1995 | Chevrolet | K1500 | WT |
| 1992-1995 | Chevrolet | K1500 Suburban | Base |
| 1995 | Chevrolet | K1500 Suburban | LS |
| 1995 | Chevrolet | K1500 Suburban | LT |
| 1992-1994 | Chevrolet | K1500 Suburban | Silverado |
| 1985-1986 | Chevrolet | K20 | Custom |
| 1985-1986 | Chevrolet | K20 | Scottsdale |
| 1985-1986 | Chevrolet | K20 | Silverado |
| 1984-1986 | Chevrolet | K20 Suburban | Custom |
| 1984-1986 | Chevrolet | K20 Suburban | Scottsdale |
| 1985-1986 | Chevrolet | K20 Suburban | Silverado |
| 1994-1995 | Chevrolet | K2500 | Base |
| 1988-1995 | Chevrolet | K2500 | Cheyenne |
| 1988-1992 | Chevrolet | K2500 | Scottsdale |
| 1988-1995 | Chevrolet | K2500 | Silverado |
| 1994-1995 | Chevrolet | K2500 | WT |
| 1992-1995 | Chevrolet | K2500 Suburban | Base |
| 1995 | Chevrolet | K2500 Suburban | LS |
| 1995 | Chevrolet | K2500 Suburban | LT |
| 1992-1994 | Chevrolet | K2500 Suburban | Silverado |
| 1985 | Chevrolet | K30 | Custom |
| 1985 | Chevrolet | K30 | Scottsdale |
| 1985 | Chevrolet | K30 | Silverado |
| 1994-1995 | Chevrolet | K3500 | Base |
| 1988-1995 | Chevrolet | K3500 | Cheyenne |
| 1988-1992 | Chevrolet | K3500 | Scottsdale |
| 1988-1995 | Chevrolet | K3500 | Silverado |
| 1984-1986 | Chevrolet | K5 Blazer | Custom |
| 1984 | Chevrolet | K5 Blazer | Scottsdale |
| 1984-1986 | Chevrolet | K5 Blazer | Silverado |
| 1990-1995 | Chevrolet | Lumina APV | Base |
| 1990-1992 | Chevrolet | Lumina APV | CL |
| 1993-1995 | Chevrolet | Lumina APV | LS |
| 1971,1986 | Chevrolet | Monte Carlo | Base |
| 1986 | Chevrolet | Monte Carlo | LS |
| 1985-1986 | Chevrolet | Monte Carlo | SS |
| 1976-1977 | Chevrolet | Monza | 2+2 |
| 1976-1977 | Chevrolet | Monza | 2+2 Spyder |
| 1976 | Chevrolet | Monza | Base |
| 1977 | Chevrolet | Monza | Mirage |
| 1976-1977 | Chevrolet | Monza | Towne Coupe |
| 1976-1977 | Chevrolet | Monza | Towne Coupe Cabriolet |
| 1976-1977 | Chevrolet | Monza | Towne Coupe Sport |
| 1976 | Chevrolet | Monza | Towne Coupe Spyder |
| 1987-1989 | Chevrolet | P20 | Base |
| 1987-1989 | Chevrolet | P20 | Step-Van |
| 1987-1997 | Chevrolet | P30 | Base |
| 1987-1990 | Chevrolet | P30 | Step-Van |
| 1987 | Chevrolet | R10 | Custom Deluxe |
| 1987 | Chevrolet | R10 | Scottsdale |
| 1987 | Chevrolet | R10 | Silverado |
| 1987 | Chevrolet | R10 Suburban | Custom Deluxe |
| 1987-1988 | Chevrolet | R10 Suburban | Scottsdale |
| 1987-1988 | Chevrolet | R10 Suburban | Silverado |
| 1989-1991 | Chevrolet | R1500 Suburban | Scottsdale |
| 1989-1991 | Chevrolet | R1500 Suburban | Silverado |
| 1988 | Chevrolet | R20 | Cheyenne |
| 1987-1988 | Chevrolet | R20 | Custom Deluxe |
| 1987-1988 | Chevrolet | R20 | Scottsdale |
| 1987-1988 | Chevrolet | R20 | Silverado |
| 1987 | Chevrolet | R20 Suburban | Custom Deluxe |
| 1987-1988 | Chevrolet | R20 Suburban | Scottsdale |