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NGK Racing Series plugs are engineered to withstand the harshest engine conditions. Fine wire iridium tipped center electrode improves ignitability, increases durability and enhances anti fouling capabilities. Special insulator nose configurations improve throttle response. Corrugated ribs prevent flashover. Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer. Copper core aids in heat removal. Triple seals prevent leakage.
Please note that these are two steps colder than the factory spark plugs. You will want to have tuning that can properly take advantage of these spark plugs.
Sold as a set of 5 spark plugs
Fitment/Applications:
- 2022+ Audi 8Y RS3 2.5T
- 2017+ Audi 8V RS3 2.5T
- 2017+ Audi 8S TTRS 2.5T