Enhance your modified 2.5T Focus 2 RS and ST engines with these NGK Racing Competition spark plugs, a favored upgrade among enthusiasts! These plugs are two heat ranges colder than stock and incorporate race-derived technology to ensure superior heat dissipation and consistent spark performance for ..

Enhance the performance of your heavily modified 2.0 TFSI Ea888.3 engine, found in vehicles like the Golf 7 R, Golf 7 GTI, Leon 3 Cupra, or Audi S3 8V / TT 8S, with NGK Racing Competition spark plugs. These spark plugs are one heat range cooler than the original equipment manufacturer (OEM) and feat..