Upgrade your vehicle’s ignition with the Genuine OEM ACD GM 41-108 Iridium Spark Plug Kit. Designed specifically for a range of Buick, Chevy, and GMC models, this kit offers unparalleled reliability and efficiency.
Don’t compromise on quality. Upgrade your vehicle with this durable, efficient, and high-performing spark plug kit.
 Genuine OEM Quality: Ensures compatibility and optimal performance. Iridium Construction: For efficient electrode design, reliable cold starts, and rapid acceleration.
Carbon Deposit Reduction: Iridium fine-wire electrode minimizes carbon buildup. Radio Frequency Suppression: One-piece suppressor seal blocks interference with vehicle electronics.
 Enhanced Spark Energy Management: Helps prolong electrode life and prevent combustion leakage.
 DIY Friendly: Ideal for professional mechanics and enthusiasts alike.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
ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
GM regularly updates production and service part designs to integrate new materials and technologies
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