S4 008 Bosch Car S4 Battery Bosch Group are one of the leading battery manufacturer companies in the world and have been delivering quality German engineering in the automotive industry for more than 100 years! Bosch is a world renown company name that have and still are leading the way for many technological innovations. The Bosch S4 Battery ensures a powerful start for all types of vehicles, even asian models and offers an excellent long service life. The S4 Bosch car battery is the perfect combination of power and performance. The S4 series uses full frame grid technology, highly protective pocket separators and robust connections inside to extend lifetime and maximise reliability. With the latest technology and innovative design ensures that Bosch Car Batteries will be ahead of the game, now and in the future. They are also completely maintenance free making them a very convenient option. Bosch WET Technology - Wet lead acid batteries are the ideal choice for mid range non start stop vehicles with average electrical needs. Ensures for reliable long service life and reliable starting power.