Free Shipping & Handling on Orders Over $95 - Order by 11pm EST for Same-Day Shipping!
0
My Cart
$0.00
1-800-345-4545
Shop By
Category
All Categories

Rebates
Gift Certificates
My Account
Help

NGK Spark Plugs UR4IX - NGK Iridium IX Spark Plugs



NGK Spark Plugs UR4IX - NGK Iridium IX Spark Plugs

JEGS Part Number: 739-UR4IX

Iridium IX Spark Plug
  • 14mm x .460" Reach
  • 5/8" Hex
  • Projected
  • Tapered seat
  • Sold Individually
  • $10.97
    Ships

    Specifications:

    Manufacturer's Part Number:
    UR4IX

    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 this fit your vehicle?

    Filter
    Filter By
    Year
    Filter By
    Make
    Filter By
    Model
    Filter By
    SubModel
    Filter By
    EngineType
    Filter By
    CC
    Filter By
    Liter

    1971 OLDSMOBILE CUTLASS

    • EngineType: L6
    • SubModel: S

    1981-1984 CHEVROLET C20 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: SILVERADO

    1979 CHEVROLET MONTE CARLO

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BASE

    1977-1980 CHEVROLET C20 SUBURBAN

    • EngineType: V8
    • SubModel: BASE

    1981-1982 FORD LTD

    • Liter: 5.8
    • EngineType: V8
    • SubModel: BASE

    1980-1981 PONTIAC GRAND LEMANS

    • EngineType: V6
    • SubModel: SAFARI

    1977 BUICK CENTURY

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CUSTOM

    1980-1981 PLYMOUTH CARAVELLE

    • EngineType: L6
    • SubModel: SALON

    1983-1985 FORD E-350 ECONOLINE CLUB WAGON

    • Liter: 5.8
    • EngineType: V8
    • SubModel: XL

    1985 FORD MUSTANG

    • EngineType: ALL
    • SubModel: GT

    1977-1979 CHEVROLET IMPALA

    • EngineType: ALL
    • SubModel: LANDAU

    1973-1974 MERCURY MONTEGO

    • Liter: 7.5
    • EngineType: V8
    • SubModel: VILLAGER

    1983 FORD E-350 ECONOLINE CLUB WAGON

    • Liter: 7.5
    • EngineType: V8
    • SubModel: CUSTOM

    1970-1971 PONTIAC LEMANS

    • EngineType: L6
    • SubModel: SPORT

    1980 GMC K2500 PICKUP

    • Liter: 4.1
    • EngineType: L6
    • SubModel: SIERRA GRANDE

    1980 GMC K1500 SUBURBAN

    • EngineType: L6
    • SubModel: SIERRA GRANDE

    1972 FORD THUNDERBIRD

    • Liter: 7.0
    • EngineType: V8
    • SubModel: BASE

    1982-1986 GMC K1500 PICKUP

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BASE

    1976-1979 CHEVROLET G30 VAN

    • EngineType: V8
    • SubModel: BASE

    1973 MERCURY MARQUIS

    • EngineType: ALL
    • SubModel: ALL

    1979-1980 CHEVROLET G20 VAN

    • EngineType: ALL
    • SubModel: SPORTVAN

    1976 CHEVROLET IMPALA

    • EngineType: ALL
    • SubModel: BASE

    1984-1986 CHEVROLET C10 SUBURBAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: SCOTTSDALE

    1971 CHEVROLET CAPRICE

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1969-1970 FORD FAIRLANE

    • Liter: 5.8
    • EngineType: V8
    • SubModel: 500

    1974 FORD GRAN TORINO

    • Liter: 7.5
    • EngineType: V8
    • SubModel: ELITE

    1976-1977 FORD P-500 VAN

    • Liter: 6.6
    • EngineType: V8
    • SubModel: BASE

    1981-1982 CHEVROLET CAPRICE

    • Liter: 4.4
    • EngineType: V8
    • SubModel: CLASSIC ESTATE

    1982-1983 CHEVROLET CAMARO

    • CC: 5031
    • Liter: 5.0
    • SubModel: Z28
    • EngineType: V8

    1972-1974 PONTIAC CATALINA

    • Liter: 6.6
    • EngineType: V8
    • SubModel: BASE

    1986 PONTIAC PARISIENNE

    • EngineType: V6
    • SubModel: BROUGHAM

    1976 CHEVROLET C10 PICKUP

    • Liter: 6.6
    • EngineType: V8
    • SubModel: BASE

    1976-1981 CHEVROLET K20 SUBURBAN

    • EngineType: V8
    • SubModel: BASE

    1980-1981 FORD F-250

    • Liter: 6.6
    • EngineType: V8
    • SubModel: RANGER LARIAT

    1981-1982 FORD F-350

    • EngineType: V8
    • SubModel: CUSTOM

    1985-1986 CHEVROLET K10 SUBURBAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: SCOTTSDALE

    1970 CHEVROLET P30 VAN

    • Liter: 7.4
    • EngineType: V8
    • SubModel: BASE

    1981 BUICK RIVIERA

    • Liter: 3.8
    • EngineType: V6
    • SubModel: T-TYPE

    1976 CHEVROLET P30 VAN

    • Liter: 4.1
    • EngineType: L6
    • SubModel: STEP-VAN

    1971-1973 FORD RANCH WAGON

    • Liter: 7.0
    • EngineType: V8
    • SubModel: BASE

    1980-1981 PONTIAC LEMANS

    • Liter: 5.0
    • EngineType: V8
    • SubModel: SAFARI

    1983-1984 CHEVROLET G30 VAN

    • Liter: 5.7
    • EngineType: V8
    • SubModel: HI-CUBE

    1976 CHEVROLET K20 PICKUP

    • Liter: 4.1
    • EngineType: L6
    • SubModel: BASE

    1973 MERCURY MONTEGO

    • Liter: 7.5
    • EngineType: V8
    • SubModel: GT

    1979-1980 CHEVROLET C10 PICKUP

    • EngineType: V8
    • SubModel: CUSTOM DELUXE

    1972-1974 FORD LTD

    • Liter: 7.5
    • EngineType: V8
    • SubModel: BROUGHAM

    1980 FORD F-350

    • Liter: 5.8
    • EngineType: V8
    • SubModel: RANGER

    1986-1988 FORD BRONCO

    • Liter: 5.0
    • EngineType: V8
    • SubModel: EDDIE BAUER

    1979-1980 GMC C2500 PICKUP

    • EngineType: V8
    • SubModel: SIERRA GRANDE

    1975 DODGE CORONET

    • CC: 3687
    • Liter: 3.7
    • SubModel: CUSTOM
    • CUI: 225
    • EngineType: L6

    1980 BUICK CENTURY

    • EngineType: V6
    • SubModel: SPORT

    1968-1969 BUICK SPORTWAGON

    • EngineType: ALL
    • SubModel: CUSTOM

    1981 CHEVROLET K20 SUBURBAN

    • EngineType: V8
    • SubModel: CUSTOM

    1979-1980 GMC C2500 SUBURBAN

    • EngineType: V8
    • SubModel: SIERRA GRANDE

    1973-1974 FORD RANCH WAGON

    • Liter: 6.6
    • EngineType: V8
    • SubModel: BASE

    1979-1980 CHEVROLET G20 VAN

    • EngineType: V8
    • SubModel: CHEVY VAN

    1980-1981 FORD F-150

    • Liter: 5.8
    • EngineType: V8
    • SubModel: RANGER LARIAT

    1976 CHEVROLET LAGUNA

    • EngineType: ALL
    • SubModel: ALL

    1979-1980 CHEVROLET K10 PICKUP

    • EngineType: V8
    • SubModel: BASE

    1971 CHEVROLET BISCAYNE

    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6

    1971 MERCURY MONTEGO

    • CC: 7030
    • Liter: 7.0
    • SubModel: VILLAGER
    • CUI: 429
    • EngineType: V8

    1970-1971 FORD TORINO

    • Liter: 7.0
    • EngineType: V8
    • SubModel: SQUIRE

    1980-1982 FORD E-150 ECONOLINE CLUB WAGON

    • Liter: 5.8
    • EngineType: V8
    • SubModel: BASE

    1974 MERCURY MARQUIS

    • CC: 6555
    • Liter: 6.6
    • SubModel: BROUGHAM
    • CUI: 400
    • EngineType: V8

    1971 CHEVROLET CHEVELLE

    • EngineType: L6
    • SubModel: SS

    1979 PLYMOUTH TRAILDUSTER

    • CC: 3687
    • Liter: 3.7
    • SubModel: BASE
    • CUI: 225
    • EngineType: L6

    1980 CHEVROLET C10 PICKUP

    • EngineType: V8
    • SubModel: BIG TEN

    1971 CHEVROLET CHEVELLE

    • Liter: 5.7
    • EngineType: V8
    • SubModel: CONCOURS ESTATE

    1982-1984 GMC C1500 PICKUP

    • Liter: 5.7
    • EngineType: V8
    • SubModel: HIGH SIERRA

    1981 CHEVROLET C20 SUBURBAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: DELUXE

    1974 PONTIAC LEMANS

    • CC: 5733
    • Liter: 5.7
    • SubModel: BASE
    • EngineType: V8

    1971 GMC SPRINT

    • Liter: 6.6
    • SubModel: BASE
    • CUI: 402
    • EngineType: V8

    1980-1982 FORD E-350 ECONOLINE

    • Liter: 6.6
    • EngineType: V8
    • SubModel: BASE

    1983 BUICK REGAL

    • Liter: 5.0
    • EngineType: V8
    • SubModel: LIMITED

    1982-1986 CHEVROLET K10 PICKUP

    • Liter: 5.0
    • EngineType: V8
    • SubModel: CUSTOM

    1986-1992 FORD F-350

    • Liter: 7.5
    • EngineType: V8
    • SubModel: XLT LARIAT

    1972-1974 FORD GRAN TORINO

    • Liter: 5.8
    • EngineType: V8
    • SubModel: SPORT

    1979-1980 CHEVROLET K20 PICKUP

    • Liter: 4.1
    • EngineType: L6
    • SubModel: CUSTOM DELUXE

    1978 BUICK CENTURY

    • EngineType: V8
    • SubModel: SPECIAL

    1982 FORD F-100

    • Liter: 4.2
    • EngineType: V8
    • SubModel: XLS

    1983-1984 GMC G25/G2500 VAN

    • EngineType: L6
    • SubModel: RALLY STX

    1973-1974 PONTIAC GRAND AM

    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8

    1980 PLYMOUTH PB200 VAN

    • EngineType: L6
    • SubModel: VOYAGER

    1978 CHEVROLET CAPRICE

    • EngineType: ALL
    • SubModel: CLASSIC

    1970-1974 FORD CUSTOM 500

    • Liter: 5.8
    • EngineType: V8
    • SubModel: BASE

    1976-1980 PLYMOUTH VOLARE

    • EngineType: L6
    • SubModel: BASE

    1982-1983 GMC K1500 SUBURBAN

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BASE

    1971 CHEVROLET C20 PICKUP

    • CC: 5031
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8

    1978 CHEVROLET C10 PICKUP

    • Liter: 4.1
    • EngineType: L6
    • SubModel: BIG TEN

    1982-1984 CHEVROLET K10 PICKUP

    • EngineType: L6
    • SubModel: SCOTTSDALE

    1975-1977 DODGE W200 PICKUP

    • EngineType: L6
    • SubModel: BASE

    1968-1972 BUICK SPORTWAGON

    • CC: 5736
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1976 CHEVROLET NOVA

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8

    1972 CHEVROLET P30 VAN

    • Liter: 4.1
    • EngineType: L6
    • SubModel: BASE

    1987-1991 FORD E-350 ECONOLINE

    • Liter: 7.5
    • EngineType: V8
    • SubModel: CUSTOM

    1967 BUICK GRAN SPORT

    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8

    1981-1982 CHEVROLET C20 PICKUP

    • Liter: 5.0
    • EngineType: V8
    • SubModel: BASE

    1983-1984 GMC G25/G2500 VAN

    • EngineType: L6
    • SubModel: RALLY

    1978-1980 FORD E-250 ECONOLINE

    • Liter: 7.5
    • EngineType: V8
    • SubModel: SUPER CARGO

    1974 PONTIAC GRANDVILLE

    • CC: 7457
    • Liter: 7.5
    • SubModel: BASE
    • CUI: 455
    • EngineType: V8