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NGK Spark Plugs UR45IX

Iridium IX Spark Plug 14mm x .460" Reach

NGK Spark Plugs UR45IX

739-UR45IX

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Estimated ship date 01/26/18 if Ordered Today
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NGK Spark Plugs UR45IX Iridium IX Spark Plug 14mm x .460" Reach $6.99
Iridium IX Spark Plug
  • 14mm x .460" Reach
  • 5/8" Hex
  • Projected
  • Tapered seat
  • .059" Gap
  • Sold Individually

  • Specifications:

    Manufacturer's Part Number:
    UR45IX

    The Plug for Serious Enthusiasts
    Iridium has a very high melting point that's perfect for high-performance, high-tech engines. It is stronger than any other metal used in spark plugs.

  • Ultra-fine electrode (thin enough for spark consistency & accuracy, thick enough for max durability & longevity)
  • Reduces spark voltage requirement
  • Fuel efficiency & extreme ignitability
  • Improved throttle response
  • Outstanding acceleration
  • Superior antifouling, anticorrosion, and antiseizing properties
  • Quality NGK Spark Plugs
  • Sold individually

  • Does NGK Spark Plugs UR45IX fit your vehicle?

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    Aspiration

    1977 PONTIAC PHOENIX

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1977 MERCURY MONARCH

    • Liter: 5.0
    • SubModel: GHIA
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1982-1983 OLDSMOBILE CUTLASS CIERA

    • CC: 2474
    • Liter: 2.5
    • SubModel: LS
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1983 OLDSMOBILE OMEGA

    • CC: 2474
    • Liter: 2.5
    • SubModel: ESC
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1980-1983 JEEP CJ7

    • Liter: 2.5
    • SubModel: LAREDO
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1981-1982 CADILLAC SEVILLE

    • Liter: 4.1
    • SubModel: BASE
    • CUI: 252
    • EngineType: V6 ( 4.1 L / 252 )

    1978-1980 CHEVROLET MALIBU

    • CC: 3800
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1977-1979 OLDSMOBILE STARFIRE

    • CC: 3800
    • Liter: 3.8
    • SubModel: GT
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1979 CHEVROLET MONZA

    • CC: 2474
    • Liter: 2.5
    • SubModel: 2+2
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1976-1978 BUICK LESABRE

    • Liter: 5.7
    • SubModel: CUSTOM
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1984-1985 OLDSMOBILE CUTLASS CIERA

    • CC: 3800
    • Liter: 3.8
    • SubModel: LS
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1979-1980 PONTIAC GRAND PRIX

    • CC: 3800
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1983 CHEVROLET MONTE CARLO

    • Liter: 3.8
    • SubModel: CL
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1981 BUICK LESABRE

    • Liter: 4.1
    • SubModel: SPORT
    • CUI: 252
    • EngineType: V6 ( 4.1 L / 252 )

    1979 CHEVROLET MONZA

    • CC: 2474
    • Liter: 2.5
    • SubModel: BASE
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1984 CHEVROLET CAPRICE

    • Liter: 3.8
    • SubModel: CLASSIC
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1978-1979 CHEVROLET MONZA

    • CC: 3800
    • Liter: 3.8
    • SubModel: 2+2 SPORT
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1982 FORD MUSTANG

    • Liter: 5.0
    • SubModel: GL
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1984-1985 FORD THUNDERBIRD

    • Liter: 5.0
    • SubModel: SPORT
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1980-1982 AMERICAN MOTORS CONCORD

    • Liter: 2.5
    • SubModel: BASE
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1984-1985 FORD THUNDERBIRD

    • Liter: 5.0
    • SubModel: LX
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1981 PONTIAC GRAND LEMANS

    • EngineType: ALL
    • SubModel: SAFARI

    1979 OLDSMOBILE STARFIRE

    • CC: 2474
    • Liter: 2.5
    • SubModel: SX
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1979-1981 PONTIAC FIREBIRD

    • Liter: 4.9
    • SubModel: ESPRIT
    • CUI: 301
    • EngineType: V8 ( 4.9 L / 301 )

    1992-1996 FORD E-150 ECONOLINE

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1980-1982 CADILLAC FLEETWOOD

    • Liter: 4.1
    • SubModel: BROUGHAM
    • CUI: 252
    • EngineType: V6 ( 4.1 L / 252 )

    1985 PONTIAC PARISIENNE

    • Liter: 3.8
    • SubModel: BASE
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1981 GMC CABALLERO

    • Liter: 3.8
    • SubModel: CONQUISTA
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1982 CADILLAC ELDORADO

    • Liter: 4.1
    • SubModel: TOURING
    • CUI: 252
    • EngineType: V6 ( 4.1 L / 252 )

    1977-1980 LINCOLN CONTINENTAL

    • EngineType: ALL
    • SubModel: ALL

    1976-1977 PONTIAC LEMANS

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1985 OLDSMOBILE CUTLASS CIERA

    • Liter: 3.0
    • SubModel: HOLIDAY
    • CUI: 181
    • EngineType: V6 ( 3.0 L / 181 )

    1981 PONTIAC LEMANS

    • CC: 3800
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1978 CHEVROLET EL CAMINO

    • Liter: 3.8
    • SubModel: CONQUISTA
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1978-1979 BUICK CENTURY

    • Liter: 3.2
    • SubModel: SPECIAL
    • CUI: 196
    • EngineType: V6 ( 3.2 L / 196 )

    1980-1981 BUICK SKYLARK

    • CC: 2474
    • Liter: 2.5
    • SubModel: BASE
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1980-1982 CHECKER MARATHON

    • Liter: 3.8
    • SubModel: BASE
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1977-1979 PONTIAC GRAND PRIX

    • Liter: 4.9
    • SubModel: LJ
    • CUI: 301
    • EngineType: V8 ( 4.9 L / 301 )

    1977 FORD RANCHERO

    • Liter: 6.6
    • SubModel: GT
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1982-1983 PONTIAC PARISIENNE

    • Liter: 3.8
    • SubModel: BROUGHAM
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1982 PONTIAC FIREBIRD

    • CC: 2474
    • Liter: 2.5
    • SubModel: BASE
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1976 PONTIAC LAURENTIAN

    • Liter: 7.5
    • SubModel: BASE
    • CUI: 455
    • EngineType: V8 ( 7.5 L / 455 )

    1977 CHECKER MARATHON

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1978 BUICK CENTURY

    • Liter: 3.2
    • SubModel: SPORT
    • CUI: 196
    • EngineType: V6 ( 3.2 L / 196 )

    1975 PONTIAC FIREBIRD

    • Liter: 5.7
    • Aspiration: N
    • SubModel: FORMULA
    • Engine Vin: J
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977-1980 FORD GRANADA

    • Liter: 5.0
    • SubModel: GHIA
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1981-1984 CHEVROLET EL CAMINO

    • Liter: 3.8
    • SubModel: CONQUISTA
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1980 PONTIAC PARISIENNE

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977 MERCURY GRAND MARQUIS

    • EngineType: ALL
    • SubModel: ALL

    1980-1982 CADILLAC DEVILLE

    • Liter: 4.1
    • SubModel: DELEGANCE
    • CUI: 252
    • EngineType: V6 ( 4.1 L / 252 )

    1978-1980 OLDSMOBILE CUTLASS SALON

    • CC: 3800
    • Liter: 3.8
    • SubModel: BROUGHAM
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1981 CADILLAC ELDORADO

    • Liter: 4.1
    • SubModel: BROUGHAM DELEGANCE
    • CUI: 252
    • EngineType: V6 ( 4.1 L / 252 )

    1977-1981 FORD LTD

    • EngineType: ALL
    • SubModel: ALL

    1984 BUICK CENTURY

    • CC: 3800
    • Liter: 3.8
    • SubModel: ESTATE
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1980-1981 PONTIAC FIREBIRD

    • Liter: 4.3
    • SubModel: BASE
    • CUI: 265
    • EngineType: V8 ( 4.3 L / 265 )

    1977 PONTIAC GRAND LEMANS

    • Liter: 6.6
    • SubModel: BASE
    • CUI: 403
    • EngineType: V8 ( 6.6 L / 403 )

    1977-1978 FORD MUSTANG II

    • CC: 4950
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1981-1984 BUICK ELECTRA

    • Liter: 4.1
    • SubModel: PARK AVENUE
    • CUI: 252
    • EngineType: V6 ( 4.1 L / 252 )

    1977-1979 OLDSMOBILE STARFIRE

    • CC: 3800
    • Liter: 3.8
    • SubModel: SX
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1980-1983 CHEVROLET CITATION

    • CC: 2474
    • Liter: 2.5
    • SubModel: X-11
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1975 BUICK ELECTRA

    • EngineType: ALL
    • SubModel: LIMITED

    1979 FORD MUSTANG

    • Liter: 5.0
    • SubModel: GHIA
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1983 AMERICAN MOTORS EAGLE

    • Liter: 2.5
    • SubModel: BASE
    • CUI: 150
    • EngineType: L4 ( 2.5 L / 150 )

    1977 PONTIAC GRAND SAFARI

    • Liter: 4.9
    • SubModel: BASE
    • CUI: 301
    • EngineType: V8 ( 4.9 L / 301 )

    1977 PONTIAC FIREBIRD

    • Liter: 4.9
    • SubModel: FORMULA
    • CUI: 301
    • EngineType: V8 ( 4.9 L / 301 )

    1984-1985 OLDSMOBILE CUTLASS CIERA

    • CC: 3800
    • Liter: 3.8
    • SubModel: CRUISER LS
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1977 PONTIAC GRAND LEMANS

    • Liter: 4.9
    • SubModel: BASE
    • CUI: 301
    • EngineType: V8 ( 4.9 L / 301 )

    1982 OLDSMOBILE CUTLASS CIERA

    • Liter: 3.0
    • SubModel: BASE
    • CUI: 181
    • EngineType: V6 ( 3.0 L / 181 )

    1975 PONTIAC GRANDVILLE

    • EngineType: ALL
    • SubModel: ALL

    1982-1983 BUICK REGAL

    • CC: 3800
    • Liter: 3.8
    • SubModel: ESTATE WAGON
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1976-1977 BUICK REGAL

    • Liter: 5.7
    • SubModel: SR
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977 OLDSMOBILE OMEGA

    • Liter: 3.8
    • SubModel: DELUXE
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1982-1985 FORD LTD

    • Liter: 5.0
    • SubModel: CROWN VICTORIA
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1975 CHEVROLET MONZA

    • CC: 2294
    • Liter: 2.3
    • SubModel: 2+2
    • CUI: 140
    • EngineType: L4 ( 2.3 L / 140 )

    1974 MERCURY COLONY PARK

    • CC: 7539
    • Liter: 7.5
    • SubModel: BASE
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1979-1980 PONTIAC LEMANS

    • Liter: 4.9
    • SubModel: BASE
    • CUI: 301
    • EngineType: V8 ( 4.9 L / 301 )

    1981 CHEVROLET MALIBU

    • Liter: 3.8
    • SubModel: BASE
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1979 CHECKER MARATHON

    • EngineType: ALL
    • SubModel: ALL

    1977 OLDSMOBILE CUTLASS SUPREME

    • Liter: 3.8
    • SubModel: BROUGHAM
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1981 GMC CABALLERO

    • Liter: 3.8
    • SubModel: CONQUISTA
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1975-1976 PONTIAC CATALINA

    • EngineType: ALL
    • SubModel: ALL

    1982-1985 BUICK CENTURY

    • Liter: 3.0
    • SubModel: LIMITED
    • CUI: 181
    • EngineType: V6 ( 3.0 L / 181 )

    1977 PONTIAC LEMANS

    • Liter: 5.7
    • SubModel: SAFARI
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1982 PONTIAC FIREBIRD

    • CC: 2474
    • Liter: 2.5
    • SubModel: S/E
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1977 MERCURY MARQUIS

    • EngineType: ALL
    • SubModel: ALL

    1979 PONTIAC BONNEVILLE

    • Liter: 4.9
    • SubModel: BASE
    • CUI: 301
    • EngineType: V8 ( 4.9 L / 301 )

    1991-1993 FORD THUNDERBIRD

    • EngineType: ALL
    • SubModel: V8

    1982 FORD LTD

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 302
    • EngineType: V8 ( 5.0 L / 302 )

    1979-1980 CHEVROLET MALIBU

    • CC: 3800
    • Liter: 3.8
    • SubModel: CLASSIC SPORT
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1981 PONTIAC PARISIENNE

    • Liter: 4.3
    • SubModel: BASE
    • CUI: 265
    • EngineType: V8 ( 4.3 L / 265 )

    1982 FORD MUSTANG

    • Liter: 4.2
    • SubModel: L
    • CUI: 255
    • EngineType: V8 ( 4.2 L / 255 )

    1977-1978 PONTIAC CATALINA

    • EngineType: ALL
    • SubModel: SAFARI

    1981 PONTIAC LAURENTIAN

    • Liter: 4.3
    • SubModel: BASE
    • CUI: 265
    • EngineType: V8 ( 4.3 L / 265 )

    1982 FORD LTD

    • Liter: 4.2
    • SubModel: BASE
    • CUI: 255
    • EngineType: V8 ( 4.2 L / 255 )

    1979-1980 CHEVROLET MALIBU

    • CC: 3800
    • Liter: 3.8
    • SubModel: CLASSIC ESTATE
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1982-1987 OLDSMOBILE CUTLASS SUPREME

    • CC: 3800
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 231
    • EngineType: V6 ( 3.8 L / 231 )

    1981-1982 AMERICAN MOTORS EAGLE

    • Liter: 2.5
    • SubModel: DL KAMMBACK
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1980 BUICK CENTURY

    • Liter: 4.9
    • SubModel: BASE
    • CUI: 301
    • EngineType: V8 ( 4.9 L / 301 )

    1980 PONTIAC SUNBIRD

    • EngineType: ALL
    • SubModel: ALL

    1982 MERCURY CAPRI

    • Liter: 4.2
    • SubModel: BLACK MAGIC
    • CUI: 255
    • EngineType: V8 ( 4.2 L / 255 )
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