ACDelco is the premier supplier of GM Original Equipment (OE) automotive replacement parts, as well as a trusted provider of premium aftermarket parts for most other makes and models. ACDelco offers nearly 90,000 auto parts across 37 product lines, and our products can be found globally. As a global leader in automotive replacement parts and related services, our focus has always been on delivering peace of mind, reliability and a legacy of quality and trust.
- Important Information: Can be used as a Spark Plug - Iridium, Replaces 12622441 For My23 & Prior Applications; w/ Engine Code L84,Replaces 12622441 For My23 & Prior Applications; w/ Engine Code L87 or as a Spark Plug, GM Original Equipment; Replaces 12622441 For My23 & Prior Applications
- Iridium is the latest in spark plug technology and is an exact replacement for vehicles’ original components
- Iridium composition provides a high melting point and great strength, helps to provide excellent wear resistance and durability
- Iridium offers excellent engine idle stability, reliable cold starting, quick acceleration and smooth performance
- Three Piece Fired in Suppressor seal meters spark energy for long electrode life, helps prevent combustion leakage and helps block radio frequencies that can affect vehicle electronics
- Iridium plugs are laser-welded which provides precision welds, reduces excess debris and wear rate, thus increasing durability
- 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