Discussion in 'General Questions' started by canalcat, Apr 2, 2015.

  1. canalcat

    canalcat Member

    Are the plugs with three prongs any better than a normal ngk b6h from auto z?

  2. darwin

    darwin Well-Known Member

    In my opinion no. Your better off investing your money in a platinum or iridium plug. Think about it, in cars platinums last 100k miles nowadays.