NGK Iridium Stock Heat Spark Plugs Box of 4 (BPR7EIX)
Why this price?
$34.30 is MSRP, the lowest price NGK lets us list it at. Additionally, Pro members get $1.72 back on this part.
$34.30 − $1.72 = $32.58
Not sure it fits? Read our tips.
Fitment tips
Fitment can come down to more than year, make and model. Sometimes the sub-model decides, so start with the fitment table below.
- Drive type. If your car is all-wheel drive, make sure the part is for all-wheel drive, not rear-wheel drive.
- Engine size. For engine parts, make sure the engine size on the product matches your engine.
- Transmission. Manual and automatic cars often take different parts.
- Body style. Sedan or hatch, two-door or four-door, cab and bed length on trucks.
Manufacturer data can sometimes have imperfections. Still not sure? We are happy to help.
Send us a message and we will confirm the fit.
Couldn't load pickup availability
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.
- 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
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1991 | Alfa Romeo | 164 | Base |
| 1991-1993 | Alfa Romeo | 164 | L |
| 1969-1971 | Alfa Romeo | Berlina | Base |
| 1967-1968 | Alfa Romeo | Duetto 1600 | Spider |
| 1964-1967 | Alfa Romeo | Giulia | Spider |
| 1967-1968 | Alfa Romeo | Giulia Sprint | Base |
| 1969-1974 | Alfa Romeo | GT Veloce | Base |
| 1964 | Alfa Romeo | GTC | Base |
| 1967-1968 | Alfa Romeo | GTV | Base |
| 1987-1989 | Alfa Romeo | Milano | Verde |
| 1969-1971,1991-1994 | Alfa Romeo | Spider | Base |
| 1985-1990 | Alfa Romeo | Spider | Graduate |
| 1986-1990 | Alfa Romeo | Spider | Quadrifoglio |
| 1970-1994 | Alfa Romeo | Spider | Veloce |
| 1972-1973 | Audi | 100 Series | Base |
| 1972-1973 | Audi | 100 Series | GL |
| 1972-1977 | Audi | 100 Series | LS |
| 1985 | Audi | 5000 | CS Turbo |
| 1984-1985 | Audi | 5000 | S Turbo |
| 1983-1985 | Audi | Quattro | Base |
| 1976-1984 | BMW | R100RS | Base |
| 1978-1985 | BMW | R100RT | Base |
| 1976-1980 | BMW | R100S | Base |
| 1978-1980 | BMW | R100T | Base |
| 1978-1985 | BMW | R45 | Base |
| 1969-1973 | BMW | R50/5 | Base |
| 1969-1974 | BMW | R60/5 | Base |
| 1973-1976 | BMW | R60/6 | Base |
| 1976-1979 | BMW | R60/7 | Base |
| 1978-1987 | BMW | R65 | Base |
| 1981-1985 | BMW | R65LS | Base |
| 1989 | Chrysler | Conquest | TSi |
| 2005-2006 | Cobra | CM50 | Base |
| 2019 | Cobra | CX50 FWE | Base |
| 2019 | Cobra | CX50 P3 | Base |
| 2019 | Cobra | CX50-JR | Base |
| 2019 | Cobra | CX50-SR | Base |
| 2007-2009 | Cobra | CX65 | Base |
| 2007-2009 | Cobra | ECX50 | Base |
| 2006-2009 | Cobra | ECX70 | Base |
| 2005-2006 | Cobra | KING | Base |
| 2006 | Cobra | P3 | Base |
| 1984-1986 | Dodge | Colt | DL |
| 1985-1988 | Dodge | Colt | Premier |
| 1975-1980 | Ferrari | 308 GTB | Base |
| 1983-1984 | Ferrari | 308 GTB | Quattrovalvole |
| 1981-1982 | Ferrari | 308 GTBi | Base |
| 1977-1980 | Ferrari | 308 GTS | Base |
| 1983-1984 | Ferrari | 308 GTS | Quattrovalvole |
| 1981-1982 | Ferrari | 308 GTSi | Base |
| 1968-1970 | Ferrari | 365 GT | Base |
| 1976 | Ferrari | 365 GT4 | 2+2 |
| 1973-1974 | Ferrari | 365 GT4 | Base |
| 1975 | Ferrari | 365 GT4 | BB |
| 1975 | Ferrari | 365 GT4 | BB Competizione |
| 1974 | Ferrari | 365 GT4 BB | Base |
| 1968-1974 | Ferrari | 365 GTB/4 | Daytona |
| 1968-1970 | Ferrari | 365 GTC | Base |
| 1971-1972 | Ferrari | 365 GTC/4 | Base |
| 1968-1970 | Ferrari | 365 GTS | Base |
| 1970-1974 | Ferrari | 365 GTS/4 | Daytona |
| 1975-1979 | Ferrari | Dino 308 GT4 | Base |
| 1967-1971 | Fiat | 850 | Base |
| 1970-1971 | Fiat | 850 | Racer |
| 1967-1973 | Fiat | 850 | Spider |
| 1978-1979 | Honda | Civic | CVCC |
| 1989 | Honda | TRX250R | Base |
| 1982 | Kawasaki | AR80 | Base |
| 1964-1966 | Lamborghini | 350GT | Base |
| 1966-1967 | Lamborghini | 400GT | Base |
| 1974 | Lamborghini | Countach | Base |
| 1975-1976 | Lamborghini | Countach | LP400 |
| 1981-1982 | Lamborghini | Countach | LP400S |
| 1975-1978 | Lamborghini | Espada | S3 |
| 1968-1969 | Lamborghini | Islero | S |
| 1975-1976 | Lamborghini | Jarama | 400GTS |
| 1966-1967 | Lamborghini | Miura | Base |
| 1967-1974 | Lotus | Elan | 2 |
| 1969-1970 | Lotus | Elan | 2S |
| 1972-1974 | Lotus | Elan | 2S 130 |
| 1962-1975 | Lotus | Elan | Base |
| 1968-1971 | Lotus | Elan | S4 |
| 1971-1974 | Lotus | Elan | Sprint |
| 1989 | Lotus | Esprit | Turbo |
| 1989-1991 | Lotus | Esprit | Turbo SE |
| 1967-1975 | Lotus | Europa | Base |
| 1967-1970 | Lotus | Europa | S1 |
| 1969-1972 | Lotus | Europa | S2 |
| 1971-1974 | Lotus | Europa | Special |
| 1971-1974 | Lotus | Europa | Twin |
| 1969-1975 | Lotus | Seven | Base |
| 1989-1990 | Maserati | 228i | Base |
| 1986-1987 | Maserati | 425 | Base |
| 1987 | Maserati | Biturbo | Base |
| 1968-1970 | Maserati | Mistral | Base |
| 1986-1987,1989-1991 | Maserati | Spyder | Base |
| 1954-1959 | Mercedes-Benz | 300SL | Base |
| 1984-1988 | Mitsubishi | Cordia | Turbo |
| 2003-2005 | Mitsubishi | Lancer | Evolution |
| 2005 | Mitsubishi | Lancer | Evolution MR |
| 2005 | Mitsubishi | Lancer | Evolution RS |
| 1985-1988 | Mitsubishi | Mirage | Turbo |
| 1989 | Mitsubishi | Starion | ESi-R |
| 1984-1988 | Mitsubishi | Tredia | Turbo |
| 1971-1972 | Peugeot | 304 | Base |
| 1984-1986 | Plymouth | Colt | DL |
| 1985-1986 | Plymouth | Colt | Premier |
| 1994-1995 | Polaris | SL 650 | Base |
| 1997 | Polaris | SL 700 Deluxe | Base |
| 1994-1995 | Polaris | SL 750 | Base |
| 1995 | Polaris | SLT 750 | Base |
| 1974 | Porsche | 911 | Base |
| 1969 | Porsche | 911 | E |
| 1969,1974-1977 | Porsche | 911 | S |
| 1980-1983 | Porsche | 911 | SC |
| 1969-1971 | Porsche | 911 | T |
| 1977-1982 | Porsche | 924 | Base |
| 1979-1982 | Porsche | 924 | Turbo |
| 1989 | Porsche | 944 | S2 |
| 1978-1995 | Suzuki | DS80 | Base |
| 1980-1981 | Suzuki | TS185 | Base |
| 1980-1981 | Suzuki | TS250 | Base |
| 1980-1982 | Yamaha | SR250 | Base |
| 1981 | Yamaha | SR250T | Base |
| 1978-1979 | Yamaha | SR500 | Base |
| 1980-1982 | Yamaha | TT250 | Base |
| 1976-1981 | Yamaha | TT500 | Base |
| 1980-1983 | Yamaha | XJ650 Maxim | Base |
| 1982 | Yamaha | XJ650R Seca | Base |
| 1982-1983 | Yamaha | XJ750 Maxim | Base |
| 1983 | Yamaha | XJ750M Mid-Max | Base |
| 1981-1983 | Yamaha | XJ750R Seca | Base |
| 1977-1981 | Yamaha | XS400 | Base |
| 1977-1981 | Yamaha | XS650 | Base |
| 1977-1979 | Yamaha | XS750 | Base |
| 1980-1981 | Yamaha | XS850 | Base |
| 1980-1983 | Yamaha | XT250 | Base |
| 1976-1979 | Yamaha | XT500 | Base |
| 1984-1985 | Yamaha | XV1000 Virago | Base |
| 1986-1999 | Yamaha | XV1100 Virago | Base |
| 1983-1984 | Yamaha | XV500 Virago | Base |
| 1987-1988,1990,1993-2000 | Yamaha | XV535 Virago | Base |
| 1984-1987 | Yamaha | XV700 Virago | Base |
| 1981-1983,1988-1997 | Yamaha | XV750 Virago | Base |
| 1982-1983 | Yamaha | XV920 Virago | Base |
| 1983 | Yamaha | XV920M Mid-Virago | Base |
| 1999-2009 | Yamaha | XVS1100 V Star 1100 Custom | Base |
| 2000-2009 | Yamaha | XVS1100A V Star 1100 Classic | Base |
| 2002-2009 | Yamaha | XVS1100AT V Star 1100 Silverado | Base |
| 1982-1983 | Yamaha | YT175 Tri-Moto | Base |
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