Complete battery specifications for your 2021 Audi A6.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| SE | 6.2L V8 | 51R | 753 CCA | 127 min | Top Post |
| XLT | 6.2L V8 | 51 | 822 CCA | 135 min | Side Post |
| Denali | 6.2L V8 | 24 | 748 CCA | 129 min | Dual Terminal |
| SEL | 6.2L V8 | 35 | 738 CCA | 128 min | Side Post |
| Premium | 6.2L V8 | 35 | 803 CCA | 140 min | Dual Terminal |
| SEL | 3.6L V6 | 47 | 645 CCA | 102 min | Side Post |
| XL | 3.6L V6 | 47 | 702 CCA | 105 min | Top Post |
| Lariat | 3.6L V6 | 24F | 664 CCA | 107 min | Top Post |
| Limited | 3.6L V6 | 51R | 613 CCA | 106 min | Top Post |
| XLT | 3.6L V6 | 24F | 660 CCA | 101 min | Dual Terminal |
| Sport | 3.5L V6 | 51R | 672 CCA | 100 min | Dual Terminal |
| Premium | 3.5L V6 | 24F | 732 CCA | 115 min | Side Post |