Life test measures how a battery endures repeated charge-and-discharge cycles at hot-climate engine-compartment temperatures. The more cycles endured while maintaining a higher voltage, the higher ...

Most AC Delco batteries also have something we haven ... DieHard offers several performance tiers in their lead-acid and AGM battery lines. All are backed by industry-standard warranties, and ...

Like Ford's Motorcraft, AC Delco has the same advantages as it ... everything from their affordable S3 line to the S6 series of AGM batteries.

Batteries charged at the lower voltage met BCI voltage standards for a fully charged battery. The ACDelco Professional Gold 65PG is part of the Car Batteries test program at Consumer Reports.