Spark plugs ( TR6- TR7 - LS ( 6.2 - 5.3 - 4.8

The spark plugs are compatible with the following cars: all GMC engines - CHEVROLET (4.8 - 5.3 - 6.0 - 6.2) LS models 2013 and earlier LS engines 6.0 - 6.2. Ford engine 4.6 Mustang - Crown Victoria - Expedition - Explorer - F150. Product specifications and features: 1- Original Japanese manufacturing. 2- Longer lifespan than factory spark plugs. 3- Improved fuel efficiency. 4- Withstand high temperatures and suitable for high-performance and high-tech engines.