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NGK Spark Plugs UR55IX

Iridium IX Spark Plug 14mm x .460" Reach

NGK Spark Plugs UR55IX

739-UR55IX

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$5.99
$5.32
ON SALE - $0.67 OFF
NGK Spark Plugs UR55IX Iridium IX Spark Plug 14mm x .460" Reach $5.32
Iridium IX Spark Plug
  • 14mm x .460" Reach
  • 5/8" Hex
  • Projected
  • Tapered seat
  • .059" Gap
  • Sold Individually

  • Specifications:

    Manufacturer's Part Number:
    UR55IX

    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 UR55IX fit your vehicle?

    Narrow Results

    1984-1992 BUICK CENTURY

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

    1989-1990 OLDSMOBILE CUTLASS CRUISER

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

    1991-1993 GMC SONOMA

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

    1991 OLDSMOBILE CUTLASS CALAIS

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

    1978 PONTIAC PHOENIX

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

    1985-1990 GMC S15 PICKUP

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

    1984 OLDSMOBILE OMEGA

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

    1990-1992 CHEVROLET LUMINA

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

    1978 PONTIAC PHOENIX

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

    1986-1988 GMC S15 PICKUP

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

    1987 PONTIAC GRAND AM

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

    1988 GMC S15 JIMMY

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

    1991-1993 GMC SONOMA

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

    1984-1992 BUICK CENTURY

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

    1984 BUICK CENTURY

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

    1985-1988 GMC S15 JIMMY

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

    1985-1988 CHEVROLET S10 BLAZER

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

    1985-1988 PONTIAC GRAND AM

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

    1984-1985 OLDSMOBILE CUTLASS CIERA

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

    1985-1986 OLDSMOBILE CUTLASS CIERA

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

    1985 PONTIAC FIERO

    • EngineType: ALL
    • SubModel: BASE

    1992-1996 FORD E-350 ECONOLINE CLUB WAGON

    • Liter: 5.8
    • SubModel: CHATEAU
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1986-1987 PONTIAC FIERO

    • EngineType: ALL
    • SubModel: SPORT

    1985-1988 CHEVROLET S10 BLAZER

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

    1986 PONTIAC FIREBIRD

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

    1988-1992 OLDSMOBILE CUTLASS CIERA

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

    1985-1989 CHEVROLET S10 PICKUP

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

    1987-1988 CHEVROLET S10 BLAZER

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

    1985 OLDSMOBILE CALAIS

    • CC: 2474
    • Liter: 2.5
    • SubModel: 500
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1985-1988 CHEVROLET ASTRO

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

    1983-1989 BUICK SKYLARK

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

    1990-1991 BUICK SKYLARK

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

    1985 GMC S15 JIMMY

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

    1994-1996 FORD E-350 ECONOLINE CLUB WAGON

    • Liter: 5.8
    • SubModel: XL HD
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1985-1988 CHEVROLET ASTRO

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

    1987-1988 GMC SAFARI

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

    1985-1993 CHEVROLET S10 PICKUP

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

    1991 OLDSMOBILE CUTLASS CALAIS

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

    1984 PONTIAC PHOENIX

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

    1984 PONTIAC PHOENIX

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

    1992-1993 FORD E-350 ECONOLINE CLUB WAGON

    • Liter: 5.8
    • SubModel: CUSTOM HD
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1984 OLDSMOBILE OMEGA

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

    1984 BUICK CENTURY

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

    1984-1985 CHEVROLET CITATION II

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

    1985 BUICK SOMERSET REGAL

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

    1985-1990 CHEVROLET S10 PICKUP

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

    1986 BUICK SOMERSET

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

    1985-1991 PONTIAC GRAND AM

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

    1986-1987 OLDSMOBILE CUTLASS CIERA

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

    1992-1996 FORD E-350 ECONOLINE CLUB WAGON

    • Liter: 5.8
    • SubModel: CHATEAU HD
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1985 PONTIAC FIERO

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

    1984-1990 CHEVROLET CELEBRITY

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

    1983 BUICK SKYLARK

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

    1985-1987 OLDSMOBILE CALAIS

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

    1993 GMC SONOMA

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

    1985-1988 GMC S15 JIMMY

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

    1989-1991 OLDSMOBILE CUTLASS CALAIS

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

    1978 CHEVROLET MONZA

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

    1975 PONTIAC ASTRE

    • EngineType: ALL
    • SubModel: ALL

    1985-1987 CHEVROLET CELEBRITY

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

    1985-1990 GMC S15 PICKUP

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

    1978 CHEVROLET MONZA

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

    1991 PONTIAC GRAND AM

    • EngineType: ALL
    • SubModel: VALUE LEADER

    1978 OLDSMOBILE STARFIRE

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

    1978 PONTIAC SUNBIRD

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

    1983-1991 BUICK SKYLARK

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

    1975 CHEVROLET VEGA

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

    1986-1987 OLDSMOBILE CALAIS

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

    1978 OLDSMOBILE STARFIRE

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

    1989-1990 OLDSMOBILE CUTLASS CALAIS

    • EngineType: ALL
    • SubModel: GT

    1978 CHEVROLET MONZA

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

    1987-1993 CHEVROLET LLV

    • EngineType: ALL
    • SubModel: ALL

    1988 OLDSMOBILE CUTLASS CALAIS

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

    1985-1988 CHEVROLET S10 BLAZER

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

    1975 CHEVROLET VEGA

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

    1991-1992 BUICK CENTURY

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

    1984 OLDSMOBILE OMEGA

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

    1988-1989 OLDSMOBILE CUTLASS CRUISER

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

    1975 CHEVROLET VEGA

    • EngineType: ALL
    • SubModel: ESTATE WAGON

    1978 OLDSMOBILE STARFIRE

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

    1987-1988 OLDSMOBILE CUTLASS CRUISER

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

    1985-1988 GMC S15 JIMMY

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

    1984 PONTIAC FIREBIRD

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

    1988 OLDSMOBILE CUTLASS CALAIS

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

    1992-1996 FORD E-350 ECONOLINE CLUB WAGON

    • Liter: 5.8
    • SubModel: XLT HD
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1989 PONTIAC 6000

    • EngineType: ALL
    • SubModel: BASE

    1992-1993 CHEVROLET S10 PICKUP

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

    1978 PONTIAC PHOENIX

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

    1985-1987 GMC SAFARI

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

    1978 CHEVROLET MONZA

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

    1987 OLDSMOBILE CUTLASS CRUISER

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

    1978 OLDSMOBILE STARFIRE

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

    1985-1992 CHEVROLET S10 PICKUP

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

    1984-1985 CHEVROLET CITATION II

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

    1985-1988 GMC SAFARI

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

    1990-1991 BUICK SKYLARK

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

    1985-1986 OLDSMOBILE CUTLASS CIERA

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

    1991 CHEVROLET S10 PICKUP

    • CC: 2474
    • Liter: 2.5
    • Aspiration: N
    • SubModel: BAJA
    • Engine Vin: A
    • CUI: 151
    • EngineType: L4 ( 2.5 L / 151 )

    1975 CHEVROLET VEGA

    • EngineType: ALL
    • SubModel: PANEL EXPRESS

    1986-1990 OLDSMOBILE CUTLASS CIERA

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