Spark Plug 1999 - 2021 Chev/GMC
The spark plug has two primary functions: To ignite the air/fuel mixture. Electrical energy is transmitted through the spark plug jumping the gap in the plugs, firing end if the voltage supplied to the plug is high enouge, the electrical spark ignites the fuel/air mixture in the combustion chamber, to remove heat from the combustion chamber.
GM Part Number: 12680072
Suitable for Chevrolet and GMC vehicles ranging from 1986 - 2021
Please note: This is for only one spark plugs, however please keep in mind that each engine requires 8 to work correctly.
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