A rare earth metal ensures that reliability goes without saying. The innovative yttrium alloy used for Bosch Super plus has its origins in motor sports, where it is seen as the key to top performance. But is has long since also found its way into ordinary vehicles on the road. Nowadays the Bosch Super plus has become part of everyday life. Its characteristic feature is the special electrode design (pointed, profiled ground electrode) requiring a lower ignition voltage.
Bosch Super plus is available with nickel-yttrium alloy and with platinum electrodes. The compact range of 54 types contains just the right spark plug for virtually every car.