Bosch Batteries are some of the most respected car batteries in the world. Their original quality specification makes replacing your original battery simple and cost effective. The Bosch S3 Battery range is completely maintance free, giving you peace of mind when fitted. The S3 range is normally recommended for older and smaller engine vehicles. For larger vehicles, or vehicles with more electrical equipment we recommend the Bosch S4 or Bosch S5 range of car batteries