NGK IX Iridium Spark Plug Box of 4 (TR5IX)
Part # 7397SKU NGK7397
Set your vehicle above for a fit verdict. 186 vehicles listed below.
| Brand | NGK |
|---|---|
| Part type | Spark Plug |
- 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
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.
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| Year | Make | Model |
|---|---|---|
| 2004 | Aston Martin | DB7 |
| 1990 - 1991 | Audi | V8 Quattro |
| 1986 - 1988 | Buick | Century |
| 1986 - 1987 | Buick | Electra |
| 2008 - 2009 | Buick | LaCrosse |
| 1986 - 1988 | Buick | LeSabre |
| 2004 - 2007 | Buick | Rainier |
| 1986 - 1987 | Buick | Riviera |
| 1986 - 1988 | Buick | Skylark |
| 1986 - 1987 | Buick | Somerset |
| 1985 | Buick | Somerset Regal |
| 2004 - 2007 | Cadillac | CTS |
| 2002 - 2014 | Cadillac | Escalade |
| 2003 - 2014 | Cadillac | Escalade ESV |
| 2002 - 2013 | Cadillac | Escalade EXT |
| 2004 - 2006 | Cadillac | SRX |
| 2005 - 2006 | Cadillac | STS |
| 2004 - 2006 | Cadillac | XLR |
| 2007 - 2013 | Chevrolet | Avalanche |
| 2002 - 2006 | Chevrolet | Avalanche 1500 |
| 1998 - 2002 | Chevrolet | Camaro |
| 2010 - 2015 | Chevrolet | Camaro |
| 2011 - 2017 | Chevrolet | Caprice |
| 1998 - 2002 | Chevrolet | Cavalier |
| 2009 - 2012 | Chevrolet | Colorado |
| 1993 - 2004 | Chevrolet | Corvette |
| 2006 - 2013 | Chevrolet | Corvette |
| 2003 - 2014 | Chevrolet | Express 1500 |
| 2003 - 2020 | Chevrolet | Express 2500 |
| 2003 - 2020 | Chevrolet | Express 3500 |
| 2006 - 2009 | Chevrolet | Impala |
| 1991 - 1994 | Chevrolet | Lumina |
| 1995 | Chevrolet | Monte Carlo |
| 2006 - 2007 | Chevrolet | Monte Carlo |
| 1998 - 2003 | Chevrolet | S10 |
| 1999 - 2013 | Chevrolet | Silverado 1500 |
| 2007 | Chevrolet | Silverado 1500 Classic |
| 2001 - 2003 | Chevrolet | Silverado 1500 HD |
| 2005 - 2006 | Chevrolet | Silverado 1500 HD |
| 2007 | Chevrolet | Silverado 1500 HD Classic |
| 1999 - 2004 | Chevrolet | Silverado 2500 |
| 2001 - 2019 | Chevrolet | Silverado 2500 HD |
| 2007 | Chevrolet | Silverado 2500 HD Classic |
| 2001 - 2006 | Chevrolet | Silverado 3500 |
| 2007 | Chevrolet | Silverado 3500 Classic |
| 2007 - 2019 | Chevrolet | Silverado 3500 HD |
| 2014 - 2017 | Chevrolet | SS |
| 2003 - 2006 | Chevrolet | SSR |
| 2000 - 2014 | Chevrolet | Suburban 1500 |
| 2000 - 2013 | Chevrolet | Suburban 2500 |
| 2016 - 2018 | Chevrolet | Suburban 3500 HD |
| 2000 - 2014 | Chevrolet | Tahoe |
| 2006 - 2009 | Chevrolet | Trailblazer |
| 2003 - 2006 | Chevrolet | Trailblazer EXT |
| 1975 - 1976 | Chevrolet | Vega |
| 1981 - 1983 | DeLorean | DMC 12 |
| 1990 - 1992 | Dodge | Monaco |
| 1988 - 1989 | Eagle | Medallion |
| 1988 - 1992 | Eagle | Premier |
| 1986 - 1997 | Ford | Aerostar |
| 1984 - 1990 | Ford | Bronco II |
| 1977 - 1982 | Ford | Courier |
| 2009 - 2014 | Ford | E-150 |
| 2003 - 2004 | Ford | E-250 |
| 2009 - 2014 | Ford | E-250 |
| 1997 - 2002 | Ford | E-250 Econoline |
| 2003 - 2004 | Ford | E-350 Club Wagon |
| 1997 - 1998 | Ford | E-350 Econoline |
| 1997 - 2002 | Ford | E-350 Econoline Club Wagon |
| 1999 - 2004 | Ford | E-350 Super Duty |
| 2009 - 2012 | Ford | Escape |
| 1982 - 1985 | Ford | Escort |
| 1982 - 1985 | Ford | EXP |
| 1983 | Ford | F-100 |
| 1993 - 1995 | Ford | F-150 |
| 1998 | Ford | F-150 |
| 2000 - 2003 | Ford | F-150 |
| 2004 | Ford | F-150 Heritage |
| 1997 - 1999 | Ford | F-250 |
| 1978 - 1982 | Ford | Fairmont |
| 1980 | Ford | Fiesta |
| 2010 - 2012 | Ford | Fusion |
| 1981 - 1982 | Ford | Granada |
| 1983 - 1985 | Ford | LTD |
| 1979 - 1986 | Ford | Mustang |
| 1991 - 1993 | Ford | Mustang |
| 2000 | Ford | Mustang |
| 1974 - 1978 | Ford | Mustang II |
| 1974 - 1980 | Ford | Pinto |
| 1990 - 1992 | Ford | Probe |
| 1983 - 2009 | Ford | Ranger |
| 1986 - 2007 | Ford | Taurus |
| 1984 - 1989 | Ford | Tempo |
| 1992 - 1994 | Ford | Tempo |
| 1983 - 1988 | Ford | Thunderbird |
| 1995 - 2000 | Ford | Windstar |
| 2009 - 2012 | GMC | Canyon |
| 2005 - 2009 | GMC | Envoy |
| 2003 - 2006 | GMC | Envoy XL |
| 2004 - 2005 | GMC | Envoy XUV |
| 2003 - 2014 | GMC | Savana 1500 |
| 2003 - 2020 | GMC | Savana 2500 |
| 2003 - 2020 | GMC | Savana 3500 |
| 1999 - 2013 | GMC | Sierra 1500 |
| 2007 | GMC | Sierra 1500 Classic |
| 2001 - 2003 | GMC | Sierra 1500 HD |
| 2005 - 2006 | GMC | Sierra 1500 HD |
| 2007 | GMC | Sierra 1500 HD Classic |
| 1999 - 2004 | GMC | Sierra 2500 |
| 2001 - 2019 | GMC | Sierra 2500 HD |
| 2007 | GMC | Sierra 2500 HD Classic |
| 2001 - 2006 | GMC | Sierra 3500 |
| 2007 | GMC | Sierra 3500 Classic |
| 2007 - 2019 | GMC | Sierra 3500 HD |
| 1998 - 2003 | GMC | Sonoma |
| 2000 - 2014 | GMC | Yukon |
| 2000 - 2014 | GMC | Yukon XL 1500 |
| 2000 - 2013 | GMC | Yukon XL 2500 |
| 2003 - 2009 | Hummer | H2 |
| 2008 - 2010 | Hummer | H3 |
| 2009 - 2010 | Hummer | H3T |
| 2003 - 2006 | Isuzu | Ascender |
| 1998 - 2000 | Isuzu | Hombre |
| 1977 | Jaguar | XJS |
| 1979 - 1988 | Jaguar | XJS |
| 2003 - 2008 | Mazda | 6 |
| 1994 - 1997 | Mazda | B2300 |
| 2001 - 2009 | Mazda | B2300 |
| 1998 - 2001 | Mazda | B2500 |
| 1994 - 1996 | Mazda | B3000 |
| 1998 - 1999 | Mazda | B3000 |
| 2001 - 2007 | Mazda | B3000 |
| 2000 - 2001 | Mazda | MPV |
| 2009 - 2011 | Mazda | Tribute |
| 1984 - 1993 | Mercedes-Benz | 190E |
| 1987 - 1989 | Mercedes-Benz | 260E |
| 1988 - 1989 | Mercedes-Benz | 300CE |
| 1986 - 1993 | Mercedes-Benz | 300E |
| 1988 - 1991 | Mercedes-Benz | 300SE |
| 1988 - 1991 | Mercedes-Benz | 300SEL |
| 1988 - 1993 | Mercedes-Benz | 300TE |
| 1975 - 1980 | Mercury | Bobcat |
| 1976 - 1977 | Mercury | Capri |
| 1979 - 1984 | Mercury | Capri |
| 1981 - 1982 | Mercury | Cougar |
| 1984 - 1986 | Mercury | Cougar |
| 1982 - 1983 | Mercury | LN7 |
| 1982 | Mercury | Lynx |
| 1984 - 1985 | Mercury | Lynx |
| 2009 - 2011 | Mercury | Mariner |
| 1983 - 1984 | Mercury | Marquis |
| 2010 - 2011 | Mercury | Milan |
| 1986 - 2005 | Mercury | Sable |
| 1984 - 1988 | Mercury | Topaz |
| 1992 - 1994 | Mercury | Topaz |
| 1978 - 1982 | Mercury | Zephyr |
| 1988 - 1989 | Merkur | Scorpio |
| 1985 - 1989 | Merkur | XR4Ti |
| 1986 - 1987 | Oldsmobile | 98 |
| 1985 - 1987 | Oldsmobile | Calais |
| 1988 | Oldsmobile | Cutlass Calais |
| 1986 - 1988 | Oldsmobile | Cutlass Ciera |
| 1987 - 1988 | Oldsmobile | Cutlass Cruiser |
| 1991 - 1995 | Oldsmobile | Cutlass Supreme |
| 1986 - 1988 | Oldsmobile | Delta 88 |
| 1986 - 1987 | Oldsmobile | Toronado |
| 1999 - 2000 | Panoz | AIV Roadster |
| 2001 - 2005 | Panoz | Esperante |
| 1987 - 1991 | Peugeot | 505 |
| 1977 - 1980 | Peugeot | 604 |
| 1987 - 1988 | Pontiac | Bonneville |
| 1998 - 2002 | Pontiac | Firebird |
| 2008 - 2009 | Pontiac | G8 |
| 1985 - 1987 | Pontiac | Grand Am |
| 2005 - 2008 | Pontiac | Grand Prix |
| 2004 - 2006 | Pontiac | GTO |
| 1998 - 2002 | Pontiac | Sunfire |
| 1984 - 1985 | Renault | Fuego |
| 1984 - 1986 | Renault | R18i |
| 2005 - 2009 | Saab | 9-7x |
| 1976 | Volvo | 262 |
| 1978 - 1981 | Volvo | 262 |
| 1976 - 1982 | Volvo | 264 |
| 1976 - 1981 | Volvo | 265 |
| 1983 - 1990 | Volvo | 760 |
| 1987 - 1990 | Volvo | 780 |