Automatically shuts down and restarts engine to reduce fuel consumption. Typical fuel economy gains range from 3-12% for non-electric vehicles. Reduces emissions by 25% compared to 11% in US EPA tests
Dual EFB technology battery designed for both engine starting and power supply. Up to two times more resistant to cycles than conventional wet batteries. Features patented PowerFrame® grid for reliable cranking power. Designed in Germany with increased boot performance
Duracell offers Professional, Advanced, and New on-board batteries for electric cars. AGM batteries provide up to 360,000 engine starts for luxury vehicles. EFB batteries offer twice the cycle life for vehicles up to upper mid-range
VRLA technology provides up to 3 times longer cycle life than standard batteries. Offers up to 40% higher performance than standard batteries. Features high vibration resistance for extreme climates. Includes patented calcium alloy grid technology. Uses maintenance-free cover system with pressure control valves
Audi Start-Stop system automatically shuts off engine at stops and restarts when ready. System improves fuel efficiency and reduces carbon emissions. Dashboard indicators show when system is active