AC Delco

AC Delco Professional Iridium Spark Plug

ACDE41121
    • Iridium offers excellent engine idle stability and smooth performance
    • Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration
    • Iridium fine-wire electrode helps burn away carbon deposits on the tip of the plug as they form
    • One piece suppressor seal helps block radio frequencies that can affect vehicle electronics
    • Suppressor seal meters spark energy for long electrode life and helps prevent combustion leakage
    • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • Product Details
AC Delco
ACDE41121
41-121

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