Complete battery specifications for your 2003 Audi A8.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| Premium | 6.2L V8 | 25 | 772 CCA | 116 min | Side Post |
| Lariat | 6.2L V8 | 25 | 700 CCA | 109 min | Top Post |
| Platinum | 6.2L V8 | 25 | 823 CCA | 142 min | Side Post |
| Sport | 6.2L V8 | 25 | 829 CCA | 138 min | Side Post |
| Platinum | 5.7L V8 | 35 | 767 CCA | 134 min | Side Post |
| King Ranch | 5.7L V8 | 51R | 715 CCA | 124 min | Side Post |
| Denali | 3.0L V6 | 51R | 604 CCA | 107 min | Dual Terminal |
| Limited | 3.0L V6 | 25 | 739 CCA | 115 min | Top Post |
| SEL | 3.0L V6 | 47 | 713 CCA | 109 min | Dual Terminal |
| XL | 3.0L V6 | 24F | 649 CCA | 108 min | Side Post |
| Sport | 3.0L V6 | 24F | 717 CCA | 116 min | Top Post |