ACDelco SQ85D23LEFB Start-Stop EFB Automotive Car Battery

Power your vehicle with the next generation of battery technology — ACDelco® Enhanced Flooded Batteries (EFB). Engineered to deliver exceptional performance, these batteries represent the biggest leap forward in sealed maintenance-free battery design in decades.

With modern vehicles placing more demand on their batteries than ever before—especially with the rise of fuel-saving Stop/Start systems—ordinary batteries simply can’t keep up. That’s where ACDelco EFB steps in. Built with cutting-edge technology and backed by ACDelco’s trusted reputation, these batteries are designed not just to meet today’s vehicle requirements, but to exceed them.

Whether you’re driving a brand-new Stop/Start vehicle or upgrading an older car or commercial fleet, ACDelco EFB batteries deliver superior reliability, longer life, and stronger performance where it counts.

Why choose ACDelco EFB?

• Built stronger from the inside out with full-frame positive and negative plates

• Advanced high-density paste technology for enhanced durability and efficiency

• Faster recharge capability to keep you moving with less downtime

• Polyester scrim protection reduces plate shedding and extends battery life

• Higher Cold Cranking Amps (CCA) for reliable starts—even on demanding trips

• Up to twice the lifespan of conventional flooded batteries

• Perfect upgrade option for older vehicles needing more power and longevity

• Essential for Stop/Start vehicles requiring EFB performance

• Ideal for high-load applications, delivering dependable, high-performance energy

Upgrade today to ACDelco EFB and experience longer-lasting power, greater reliability, and performance you can trust—every time you turn the key.