Bosch S6588B S6 Flat Plate AGM Battery 850 CCA, BCI Group: 49/H8/L5 Up to 2x longer life vs. conventional batteries via Energy Life technology Up to 2x longer life vs. conventional batteries via Energy Life technology Maintenance free and spill proof battery construction with 4 year free replacement warranty included Backed by Bosch Roadside Assistance program provided via Auto Road Services