ACDelco EFB Battery Q85L - Compatible with Mazda Start/Stop System - Reliable Car Battery for Enhanced Fuel Efficiency & Engine Performance - Perfect for City Driving & Stop-Go Traffic

EFB - Enhanced Flooded Battery evolved from the proven Sealed Maintenance Free range, our new EFB batteries are designed and manufactured to perform under the toughest conditions.

• Ultra high density plate material for high corrosion resistance.
• Increased charge acceptance.
• High depth of discharge lifecycle.
• Wrought expanded grids with higher Sn (Tin) content.
• Ideally suited to active management charging systems, high-demand applications.
• Approximately, EFB batteries will provide 85,000 engine starts, compared to 30,000 starts from a standard wet-flooded battery.