| Motorcycle & Scooter NGK Spark Plugs NGK is the undisputed leader in Motorcycle Spark Plugs, with spark plugs for virtually every Motorcycle and Scooter application in the world. Utilizing a wide variety of materials, from standard copper-core type to Iridium, NGK is the world's leader in spark plug engineering and technology and are available for all vehicles including ATV's, Jet-Skis, Lawn Mowers etc. Here are listed the motorcycle manufacturers who currently specify NGK spark plugs and glow plugs as OE fitment: Aprilia, Armstrong, BMW, CCM, Cagiva, Derbi, Ducati, Gas Gas, Honda, Husqvarna, Indian, Kawasaki, KTM, Moto Guzzi, Norton, Peugeot, Royal Enfield, Suzuki, Triumph, Victory & Yamaha |