Compatible with Yamaha Banshee Blaster ATC 250R 4 NGK BR8ES 5422 Spark Plugs Compatible with ATV Compatible with Marine Compatible with Porsche 99917015790 Often specified as original equipment, NGK spark plugs are the best combination of performance and longevity. NGK offers the Quality, Reliability and Durability you'd expect from an OEM manufacturer. NGK is the world's largest supplier of OEM spark plugs. It is recommended to research applications on NGKÕs website prior to purchase to make sure this OEM part fits your vehicle, including engine, drivetrain and quantity needed.