Bosch Platinum PLUS Spark Plug, 4002

If you want to experience quicker starts, smoother acceleration and increased fuel efficiency, Bosch Platinum Plus is the spark plug for you. Only Bosch Platinum Plus features a platinum center electrode that's heat-fused into an extended ceramic insulator to eliminate air gaps which exist in platinum alloy-tipped plugs.

BOSCH Platinum PLUS Spark Plug, 4002: Exclusive platinum technology in the center electrode for quicker starts, smoother acceleration and increased fuel efficiency Tapered, yttrium enhanced v-profile ground electrode provides a 25 percent longer performance life Lower ignition voltage requirement provides reliable cold weather starting and superior operation under all driving conditions Factory-set gap — once the proper gap is set, there's no need to re-gap Contains 1 spark plug