The NGK V-Power Copper Spark Plugs 2087 BKR5EYA (QTY 4) are high-quality ignition components designed for vehicles. Made of durable copper material, these spark plugs ensure reliable performance and efficient combustion for improved engine function. With a voltage of 4V, these plugs are compatible with various vehicles and are a top choice for car and truck owners looking to enhance their ignition systems.