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Gm regularly updates production and service part designs to integrate new materials and technologies. Iridium offers excellent engine idle stability and smooth performance.
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. Iridium fine-wire electrode helps burn away carbon deposits on the tip of the plug as they form.

Gm regularly updates production and service part designs to integrate new materials and technologies.
Suppressor seal meters spark energy for long electrode life and helps prevent combustion leakage. Gm engineers design and validate OE parts specifically for your Chevrolet, GMC, Buick, or Cadillac vehicle. One piece suppressor seal helps block radio frequencies that can affect vehicle electronics.

Some acdelco gm original equipment parts may have formerly appeared as GM Genuine Parts OE or ACDelco Professional. 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. Iridium offers excellent engine idle stability and smooth performance. Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration.




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.
Acdelco gm original equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors. Gm regularly updates production and service part designs to integrate new materials and technologies. Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration.

1. ACDelco
#ad
ACDelco GM Original Equipment 41-109 Iridium Spark Plug
#adACDelco #ad - Iridium offers excellent engine idle stability and smooth performance. 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.More information #ad
Iridium fine-wire electrode helps burn away carbon deposits on the tip of the plug as they form. Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration.Brand | ACDelco #ad |
Manufacturer | ACDelco #ad |
Height | 1 Inches |
Length | 6.7 Inches |
Weight | 0.8 Pounds |
Width | 3.9 Inches |
Part Number | 41-109 |
Model | 41-109 |
Warranty | 7 Year / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details. |
More information #ad
2. ACDelco
#ad
ACDelco GM Original Equipment 41-109 Iridium Spark Plug
#adACDelco #ad - Some acdelco gm original equipment parts may have formerly appeared as GM Genuine Parts OE or ACDelco Professional. Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration.Gm regularly updates production and service part designs to integrate new materials and technologies. Iridium offers excellent engine idle stability and smooth performance.
More information #ad
Gm engineers design and validate OE parts specifically for your Chevrolet, GMC, Buick, or Cadillac vehicle. Acdelco gm original equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors. 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. Iridium fine-wire electrode helps burn away carbon deposits on the tip of the plug as they form.
Brand | ACDelco #ad |
Manufacturer | ACDelco #ad |
Height | 0.9 Inches |
Length | 3.7 Inches |
Width | 3.1 Inches |
Part Number | 12681660 |
Model | 41-109 |
Warranty | 7 Year / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details. |
More information #ad
3. ACDelco
#ad
ACDelco GM Original Equipment 41-122 Iridium Spark Plug
#adACDelco #ad - Iridium fine-wire electrode helps burn away carbon deposits on the tip of the plug as they form. Iridium offers excellent engine idle stability and smooth performance. Acdelco gm original equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.Gm regularly updates production and service part designs to integrate new materials and technologies.
More information #ad
Some acdelco gm original equipment parts may have formerly appeared as GM Genuine Parts OE or ACDelco Professional. Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration. Suppressor seal meters spark energy for long electrode life and helps prevent combustion leakage. Gm engineers design and validate OE parts specifically for your Chevrolet, GMC, Buick, or Cadillac vehicle. One piece suppressor seal helps block radio frequencies that can affect vehicle electronics.
Brand | ACDelco #ad |
Manufacturer | ACDelco #ad |
Height | 0.91 Inches |
Length | 3.59 Inches |
Weight | 0.1 Pounds |
Width | 3.41 Inches |
Part Number | 12681655 |
Model | 41-122 |
Warranty | 7 Year / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details. |
More information #ad
4. ACDelco
#ad
ACDelco GM Original Equipment 41-108 Iridium Spark Plug
#adACDelco #ad - 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, GMC, Buick, or Cadillac vehicle.Some acdelco gm original equipment parts may have formerly appeared as GM Genuine Parts OE or ACDelco Professional. One piece suppressor seal helps block radio frequencies that can affect vehicle electronics.
More information #ad
Gm regularly updates production and service part designs to integrate new materials and technologies. Iridium fine-wire electrode helps burn away carbon deposits on the tip of the plug as they form. Suppressor seal meters spark energy for long electrode life and helps prevent combustion leakage. Iridium offers excellent engine idle stability and smooth performance. Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration.
Brand | ACDelco #ad |
Manufacturer | ACDelco #ad |
Height | 0.97 Inches |
Length | 3.75 Inches |
Weight | 0.05 Pounds |
Width | 3.19 Inches |
Part Number | 12681658 |
Model | 41-108 |
Warranty | 7 Year / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details. |
More information #ad
5. ACDelco
#ad
ACDelco GM Original Equipment 41-125 Iridium Spark Plug
#adACDelco #ad - Iridium fine-wire electrode helps burn away carbon deposits on the tip of the plug as they form. Suppressor seal meters spark energy for long electrode life and helps prevent combustion leakage.More information #ad
One piece suppressor seal helps block radio frequencies that can affect vehicle electronics. Iridium offers excellent engine idle stability and smooth performance. Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration.Brand | ACDelco #ad |
Manufacturer | ACDelco #ad |
Height | 1 Inches |
Length | 6.6 Inches |
Weight | 0.8 Pounds |
Width | 3.6 Inches |
Part Number | 41-125 |
Model | 41-125 |
Warranty | 7 Year / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details. |
More information #ad
6. ACDelco
#ad
ACDelco 41-993 Professional Iridium Spark Plug Pack of 4
#adACDelco #ad - Iridium allows for smaller, more efficient electrode designs for improved cold starting and quicker acceleration. Suppressor seal meters spark energy for longer electrode life and seals against combustion leakage. Iridium fine-wire electrode helps improve ignition of the fuel and burns away carbon deposits on the tip of the plug as they form, to help improve fuel economy.More information #ad
Iridium offers better engine idle stability and smoother performance. One piece suppressor seal blocks radio frequencies that can affect vehicle electronics.Brand | ACDelco #ad |
Manufacturer | ACDelco #ad |
Weight | 0.21 Pounds |
Part Number | 41-993 |
Model | 41-993 |
Warranty | For warranty information about this product, please click here |
More information #ad
7. GM Accessories
#ad
ACDelco GM Original Equipment 41-110 Iridium Spark Plug
#adGM Accessories #ad - One piece suppressor seal blocks radio frequencies that can affect vehicle electronics. Iridium fine-wire electrode helps improve ignition of the fuel and burns away carbon deposits on the tip of the plug as they form, to help improve fuel economy.More information #ad
Iridium allows for smaller, more efficient electrode designs for improved cold starting and quicker acceleration. Iridium offers better engine idle stability and smoother performance. Suppressor seal meters spark energy for longer electrode life and seals against combustion leakage.Brand | GM Accessories #ad |
Manufacturer | ACDelco #ad |
Height | 1 Inches |
Length | 4.4 Inches |
Weight | 0.4 pounds |
Width | 3.5 Inches |
Part Number | 41-110 |
Model | 41-110 |
Warranty | 100,000 Miles / Unlimited Months (Parts Only) |
More information #ad
8. ACDelco
#ad
ACDelco GM Original Equipment 41-101 Iridium Spark Plug
#adACDelco #ad - Gm engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle. Some acdelco gm original equipment parts may have formerly appeared as GM Genuine Parts OE or ACDelco Professional.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.
More information #ad
Iridium offers excellent engine idle stability and smooth performance. Iridium fine-wire electrode helps burn away carbon deposits on the tip of the plug as they form. Acdelco gm original equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors. Gm regularly updates production and service part designs to integrate new materials and technologies. Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration.
Brand | ACDelco #ad |
Manufacturer | ACDelco #ad |
Height | 0.97 Inches |
Length | 3.75 Inches |
Weight | 0.13 Pounds |
Width | 3.19 Inches |
Part Number | 12681664 |
Model | 41-101 |
Warranty | 7 Year / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details. |
More information #ad
9. ACDelco
#ad
ACDelco GM Original Equipment 41-103 Iridium Spark Plug
#adACDelco #ad - Iridium fine wire electrode helps burn away carbon deposits on the tip of the plug as they form. Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration. Iridium offers excellent engine idle stability and smooth performance.More information #ad
Brand | ACDelco #ad |
Manufacturer | ACDelco #ad |
Height | 1 Inches |
Length | 6.7 Inches |
Weight | 0.09 Pounds |
Width | 3.9 Inches |
Part Number | 41-103 |
Model | 41-103 |
Warranty | 7 Year / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details. |
More information #ad