Autolite APP3924 Double Platinum Automotive Replacement Spark Plugs (4 Pack)

  • MAXIMUM PERFORMANCE: Every Double Platinum spark plug is necked-down center electrode fires quicker and cleaner, with less voltage for easier starts and quicker acceleration. Full copper core electrode provides better performance in all conditions.
  • IMPROVED DURABILITY: Our spark plugs are platinum-to-platinum firing for superior durability and super conductive Yttrium enhanced ground electrode provides superior heat transfer.
  • CONSTRUCTION: These spark plugs are platinum enhanced high nickel alloy side electrode maintains precision gap and assures virtually no gap erosion for longer plug life.
  • high nickel alloy side electrode maintains precise gap.
  • AUTOLITE ADVANTAGE: Autolite has been producing spark plugs since 1936 making it one of the most trusted and reliable brands for your OE replacement spark plugs needs.
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Autolite APP5325-4PK Double Platinum Spark Plug Pack of 4

  • Full platinum tips ensure virtually no gap erosion.
  • Works to optimize engine performance for a longer life and improved fuel economy.
  • Necked-down center electrode fires quicker and cleaner, with less voltage for easier starts and quicker acceleration.
  • High nickel alloy side electrode maintains precise gap.
  • Full copper core electrode provides better performance in all conditions.
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Autolite APP5683-4PK Double Platinum Spark Plug, Pack of 4

  • Full platinum tips ensure virtually no gap erosion.
  • Works to optimize engine performance for a longer life and improved fuel economy.
  • Necked-down center electrode fires quicker and cleaner, with less voltage for easier starts and quicker acceleration.
  • High nickel alloy side electrode maintains precise gap.
  • Full copper core electrode provides better performance in all conditions.
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Autolite 63 Copper Resistor Spark Plug, Pack of 1

  • Copper-glass seal bonds insulator, terminal post, and center electrode together to provide a tight seal that is 100 percent leak-proof.
  • Cold-formed steel shell and precision rolled threads, with one-piece terminal post to add strength.
  • Multi-rib insulator reduces danger of “flash-over”.
  • Resistor reduces radio frequency interference (RFI) and electrode erosion.
  • Full copper core electrode provides better performance in all conditions.
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Autolite APP3923-4PK Double Platinum Spark Plug, Pack of 4

  • Full platinum tips ensure virtually no gap erosion.
  • Works to optimize engine performance for a longer life and improved fuel economy.
  • Necked-down center electrode fires quicker and cleaner, with less voltage for easier starts and quicker acceleration.
  • High nickel alloy side electrode maintains precise gap.
  • Full copper core electrode provides better performance in all conditions.
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Autolite APP5263-4PK Double Platinum Spark Plug, Pack of 4

  • Full platinum tips ensure virtually no gap erosion.
  • Works to optimize engine performance for a longer life and improved fuel economy.
  • Necked-down center electrode fires quicker and cleaner, with less voltage for easier starts and quicker acceleration.
  • High nickel alloy side electrode maintains precise gap.
  • Full copper core electrode provides better performance in all conditions.
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Autolite APP45-4PK Double Platinum Spark Plug, Pack of 4

  • Full platinum tips ensure virtually no gap erosion.
  • Works to optimize engine performance for a longer life and improved fuel economy.
  • Necked-down center electrode fires quicker and cleaner, with less voltage for easier starts and quicker acceleration.
  • High nickel alloy side electrode maintains precise gap.
  • Full copper core electrode provides better performance in all conditions.
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Autolite Platinum AP5263 Automotive Replacement Spark Plugs 4 Pack

  • Copper-glass seal bonds insulator, terminal post, and center electrode together to provide a tight seal that is 100 percent leak-proof.
  • Cold-formed steel shell and precision rolled threads, with one-piece terminal post to add strength.
  • Multi-rib insulator reduces danger of "flash-over".
  • Resistor reduces radio frequency interference (RFI) and electrode erosion.
  • Full copper core electrode provides better performance in all conditions.
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Autolite 4265-4PK Copper Resistor Spark Plug, 4 Pack

  • Copper-glass seal bonds insulator, terminal post, and center electrode together to provide a tight seal that is 100 percent leak-proof.
  • Cold-formed steel shell and precision rolled threads, with one-piece terminal post to add strength.
  • Multi-rib insulator reduces danger of "flash-over".
  • Resistor reduces radio frequency interference (RFI) and electrode erosion.
  • Full copper core electrode provides better performance in all conditions.
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Autolite 5224-4PK Copper Resistor Spark Plug Pack of 4

  • Copper-glass seal bonds insulator, terminal post, and center electrode together to provide a tight seal that is 100 percent leak-proof.
  • Cold-formed steel shell and precision rolled threads, with one-piece terminal post to add strength.
  • Multi-rib insulator reduces danger of "flash-over.
  • Resistor reduces radio frequency interference RFI and electrode erosion.
  • Full copper core electrode provides better performance in all conditions.
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Autolite 5325-4PK Copper Resistor Spark Plug, Pack of 4

  • Copper-glass seal bonds insulator, terminal post, and center electrode together to provide a tight seal that is 100 percent leak-proof.
  • Cold-formed steel shell and precision rolled threads, with one-piece terminal post to add strength.
  • Multi-rib insulator reduces danger of "flash-over".
  • Resistor reduces radio frequency interference (RFI) and electrode erosion.
  • Full copper core electrode provides better performance in all conditions.
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Autolite 4063-4PK Copper Resistor Spark Plug, Pack of 4

  • Copper-glass seal bonds insulator, terminal post, and center electrode together to provide a tight seal that is 100 percent leak-proof.
  • Cold-formed steel shell and precision rolled threads, with one-piece terminal post to add strength.
  • Multi-rib insulator reduces danger of "flash-over".
  • Resistor reduces radio frequency interference (RFI) and electrode erosion.
  • Full copper core electrode provides better performance in all conditions.
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Autolite 65-4PK Copper Resistor Spark Plug, Pack of 4

  • Copper-glass seal bonds insulator, terminal post, and center electrode together to provide a tight seal that is 100 percent leak-proof.
  • Cold-formed steel shell and precision rolled threads, with one-piece terminal post to add strength.
  • Multi-rib insulator reduces danger of "flash-over".
  • Resistor reduces radio frequency interference (RFI) and electrode erosion.
  • Full copper core electrode provides better performance in all conditions.
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