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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.

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 engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle. Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration. Iridium offers excellent engine idle stability and smooth performance.

Black onyx coating helps reduce corrosion. Gm engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle. Nickel-chrome alloy sheathing helps prevent corrosion on center electrode.


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.
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 regularly updates production and service part designs to integrate new materials and technologies.
1. ACDelco
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8, ACDelco 41-962 Professional Platinum Spark Plug
#adACDelco #ad - Pure copper core results in cooler electrode temperature for maximized durability and fouling resistance. Some acdelco gm original Equipment parts may have formerly appeared as ACDelco Professional. One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine interference, regulate spark plug energy, and protect against compression pressures for long life.More information #ad
Double platinum point pad on center and ground electrode offer excellent durability and consistent voltage demands to help reduce wear on ignition system.Brand | ACDelco #ad |
Weight | 0.09 Pounds |
Part Number | 41-962 |
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2. ACDelco
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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. Iridium offers better engine idle stability and smoother performance.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
One piece suppressor seal blocks radio frequencies that can affect vehicle electronics. Suppressor seal meters spark energy for longer electrode life and seals against combustion leakage. Before installing new spark plugs, use a gap guide to make sure your new spark plugs have the correct gap.Brand | ACDelco #ad |
Manufacturer | ACDelco #ad |
Weight | 0.1 Pounds |
Part Number | 41-993 |
Model | 41-993 |
Warranty | For warranty information about this product, please click here |
More information #ad
3. ACDelco
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ACDelco GM Original Equipment 41-114 Iridium Spark Plug Pack of 1
#adACDelco #ad - 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.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.
More information #ad
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, Buick, GMC, or Cadillac vehicle. Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration. Iridium offers excellent engine idle stability and smooth performance.
Brand | ACDelco #ad |
Manufacturer | ACDelco #ad |
Height | 1 Inches |
Length | 4.4 Inches |
Weight | 0.44 Pounds |
Width | 3.5 Inches |
Part Number | 41-114 |
Model | 41-114 |
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
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ACDelco GM Original Equipment R43XLS Conventional Spark Plug
#adACDelco #ad - Available for use in Marine applications. Acdelco gm original equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.Black onyx coating helps reduce corrosion. Gm engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle. Nickel-chrome alloy sheathing helps prevent corrosion on center electrode.
More information #ad
Gm regularly updates production and service part designs to integrate new materials and technologies. Some acdelco gm original equipment parts may have formerly appeared as GM Genuine Parts OE or ACDelco Professional. Copper core provides great heat transfer and helps maximize plug durability. Ribbed suppressor seal extends resistance and helps prevent spark 'flash over' and misfires.Brand | ACDelco #ad |
Manufacturer | ACDelco #ad |
Height | 1.7 Inches |
Length | 4.4 Inches |
Weight | 0.05 Pounds |
Width | 3.8 Inches |
Part Number | 19354423 |
Model | R43XLS |
Warranty | 24 Month / 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
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ACDelco GM Original Equipment 41-103 Iridium Spark Plug
#adACDelco #ad - Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration. 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.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
6. ACDelco
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ACDelco GM Original Equipment 41-121 Iridium Spark Plug
#adACDelco #ad - 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.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
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. 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.
Brand | ACDelco #ad |
Manufacturer | ACDelco #ad |
Height | 0.91 Inches |
Length | 3.59 Inches |
Width | 3.41 Inches |
Part Number | 12681656 |
Model | 41-121 |
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