ACDelco GM Iridium Spark Plug 41-114 (Single Pack)
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Category: acdelco spark plugs

About this item
- GM regularly updates production and service part designs to integrate new materials and technologies
- Iridium offers excellent engine idle stability and smooth performance
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- Iridium electrode aids in eliminating carbon build-up on plug tip.
- GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
- ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
- Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration
- Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
- Suppressor seal meters spark energy for long electrode life and helps prevent combustion leakage
- One piece suppressor seal helps block radio frequencies that can affect vehicle electronics













