Autolite Double Platinum Spark Plug

AUTLAPP3923
    • 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
  • Product Details
Autolite
AUTLAPP3923
APP3923

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