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Xp (Xtreme Performance) Iridium Enhanced Fine Wire Spark Plug
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Xp (Xtreme Performance) Iridium Enhanced Fine Wire Spark Plug by Autolite (part#XP26) / Spark Plugs

Part No. XP26 Warranty  
$6.99
Quantity  Add Xp (Xtreme Performance) Iridium Enhanced Fine Wire Spark Plug To Cart

See if this part fits a specific vehicle.

Check Vehicle Fit

Brand: Autolite
Advance Auto Parts Part#: 15650191
Suitable vehicles: Click to find if this product can be used with your vehicle:
  • Chevrolet
    • C10
      • 1985
        • 1985 Chevrolet C10 (5.0L 305CI V8 Carb VIN: F)
        • 1985 Chevrolet C10 (5.0L 305CI V8 Carb VIN: H)
        • 1985 Chevrolet C10 (5.7L 350CI V8 Carb VIN: L)
      • 1984
        • 1984 Chevrolet C10 (5.7L 350CI V8 Carb VIN: L)
      • 1981
        • 1981 Chevrolet C10 (5.7L 350CI V8 Carb VIN: L)
      • 1979
        • 1979 Chevrolet C10 (5.7L 350CI V8 Carb VIN: L)
      • 1978
        • 1978 Chevrolet C10 (5.7L 350CI V8 Carb VIN: L)
      • 1977
        • 1977 Chevrolet C10 (5.7L 350CI V8 Carb VIN: L)
      • 1976
        • 1976 Chevrolet C10 (5.7L 350CI V8 Carb VIN: L)
    • Camaro
      • 1989
        • 1989 Chevrolet Camaro (5.0L 305CI V8 FI VIN: E)
      • 1988
        • 1988 Chevrolet Camaro (5.0L 305CI V8 FI VIN: E)
        • 1988 Chevrolet Camaro (5.7L 350CI V8 FI VIN: 8)
      • 1987
        • 1987 Chevrolet Camaro (5.0L 305CI V8 Carb VIN: H)
      • 1984
        • 1984 Chevrolet Camaro (5.0L 305CI V8 Carb VIN: G)
        • 1984 Chevrolet Camaro (5.0L 305CI V8 Carb VIN: H)
      • 1981
        • 1981 Chevrolet Camaro (5.7L 350CI V8 Carb VIN: L)
      • 1980
        • 1980 Chevrolet Camaro (5.7L 350CI V8 Carb VIN: L)
      • 1979
        • 1979 Chevrolet Camaro (5.7L 350CI V8 Carb VIN: L)
      • 1978
        • 1978 Chevrolet Camaro (5.7L 350CI V8 Carb VIN: L)
      • 1977
        • 1977 Chevrolet Camaro (5.7L 350CI V8 Carb VIN: L)
      • 1976
        • 1976 Chevrolet Camaro (5.7L 350CI V8 Carb VIN: L)
      • 1971
        • 1971 Chevrolet Camaro (5.7L 350CI V8 Carb )
    • Camaro IROC-Z
      • 1990
        • 1990 Chevrolet Camaro IROC-Z (5.7L 350CI V8 FI VIN: 8)
      • 1989
        • 1989 Chevrolet Camaro IROC-Z (5.7L 350CI V8 FI VIN: 8)
    • Camaro RS
      • 1992
        • 1992 Chevrolet Camaro RS (5.0L 305CI V8 FI VIN: E)
      • 1991
        • 1991 Chevrolet Camaro RS (5.0L 305CI V8 FI VIN: E)
      • 1990
        • 1990 Chevrolet Camaro RS (5.0L 305CI V8 FI VIN: E)
    • Camaro Z28
      • 1992
        • 1992 Chevrolet Camaro Z28 (5.7L 350CI V8 FI VIN: 8)
      • 1991
        • 1991 Chevrolet Camaro Z28 (5.0L 305CI V8 FI VIN: F)
        • 1991 Chevrolet Camaro Z28 (5.7L 350CI V8 FI VIN: 8)
    • Caprice
      • 1985
        • 1985 Chevrolet Caprice (5.0L 305CI V8 Carb VIN: H)
    • Caprice Classic
      • 1993
        • 1993 Chevrolet Caprice Classic (5.0L 305CI V8 FI VIN: E)
      • 1991
        • 1991 Chevrolet Caprice Classic (5.0L 305CI V8 FI VIN: E)
    • Chevelle
      • 1972
        • 1972 Chevrolet Chevelle (5.7L 350CI V8 Carb VIN: H)
        • 1972 Chevrolet Chevelle (5.7L 350CI V8 Carb VIN: J)
        • 1972 Chevrolet Chevelle (7.4L 454CI V8 Carb VIN: W)
      • 1971
        • 1971 Chevrolet Chevelle (5.7L 350CI V8 Carb )
    • Corvette
      • 1990
        • 1990 Chevrolet Corvette (5.7L 350CI V8 FI VIN: 8)
      • 1989
        • 1989 Chevrolet Corvette (5.7L 350CI V8 FI VIN: 8)
      • 1988
        • 1988 Chevrolet Corvette (5.7L 350CI V8 FI VIN: 8)
      • 1987
        • 1987 Chevrolet Corvette (5.7L 350CI V8 FI VIN: 8)
      • 1984
        • 1984 Chevrolet Corvette (5.7L 350CI V8 FI VIN: 8)
      • 1982
        • 1982 Chevrolet Corvette (5.7L 350CI V8 FI VIN: 8)
      • 1981
        • 1981 Chevrolet Corvette (5.7L 350CI V8 Carb VIN: 6)
      • 1980
        • 1980 Chevrolet Corvette (5.7L 350CI V8 Carb VIN: 6)
        • 1980 Chevrolet Corvette (5.7L 350CI V8 Carb VIN: 8)
      • 1979
        • 1979 Chevrolet Corvette (5.7L 350CI V8 Carb VIN: 4)
        • 1979 Chevrolet Corvette (5.7L 350CI V8 Carb VIN: 8)
      • 1978
        • 1978 Chevrolet Corvette (5.7L 350CI V8 Carb VIN: H)
        • 1978 Chevrolet Corvette (5.7L 350CI V8 Carb VIN: L)
      • 1977
        • 1977 Chevrolet Corvette (5.7L 350CI V8 Carb VIN: L)
        • 1977 Chevrolet Corvette (5.7L 350CI V8 Carb VIN: X)
      • 1976
        • 1976 Chevrolet Corvette (5.7L 350CI V8 Carb VIN: L)
      • 1974
        • 1974 Chevrolet Corvette (5.7L 350CI V8 Carb VIN: J)
      • 1973
        • 1973 Chevrolet Corvette (5.7L 350CI V8 Carb VIN: J)
      • 1972
        • 1972 Chevrolet Corvette (5.7L 350CI V8 Carb VIN: K)
      • 1971
        • 1971 Chevrolet Corvette (5.7L 350CI V8 Carb )
    • El Camino
      • 1984
        • 1984 Chevrolet El Camino (5.0L 305CI V8 Carb VIN: H)
    • K10
      • 1985
        • 1985 Chevrolet K10 (5.0L 305CI V8 Carb VIN: H)
      • 1979
        • 1979 Chevrolet K10 (5.7L 350CI V8 Carb VIN: L)
      • 1978
        • 1978 Chevrolet K10 (5.7L 350CI V8 Carb VIN: L)
      • 1977
        • 1977 Chevrolet K10 (5.7L 350CI V8 Carb VIN: L)
    • K20
      • 1979
        • 1979 Chevrolet K20 (5.7L 350CI V8 Carb VIN: L)
      • 1977
        • 1977 Chevrolet K20 (5.7L 350CI V8 Carb VIN: L)
    • K5 Blazer
      • 1985
        • 1985 Chevrolet K5 Blazer (5.7L 350CI V8 Carb VIN: L)
    • Monte Carlo SS
      • 1988
        • 1988 Chevrolet Monte Carlo SS (5.0L 305CI V8 Carb VIN: G)
      • 1987
        • 1987 Chevrolet Monte Carlo SS (5.0L 305CI V8 Carb VIN: G)
      • 1984
        • 1984 Chevrolet Monte Carlo SS (5.0L 305CI V8 Carb VIN: G)
    • Nova
      • 1972
        • 1972 Chevrolet Nova (5.7L 350CI V8 Carb VIN: K)
  • Ford
    • Mustang
      • 1979
        • 1979 Ford Mustang (5.0L 302CI V8 Carb VIN: F)


With an iridium-enhanced .6 mm finewire design and platinum sidewire technology, these spark plugs offer better overall durability and a more focused ignition for enhanced ignitability and performance.

Product Features:
  • Iridium-enhanced center electrode for improved durability and wear resistance
  • .6 mm finewire design improves ignitability
  • V-trimmed platinum sidewire technology resists wear
  • OE form, fit and function
  • Designed for better overall durability with virtually no gap erosion
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Electrode Tip Material:Xtreme Performance
Manufacturer Heat Range:G13
Resistor:Suppressor
Spark Plug Reach:.460 in
Spark Plug Seat Type:Tapered
Spark Plug Thread Size:14 mm
Tip Configuration:Power
Wrench Diameter:5/8 in

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