Complete battery specifications for your 2003 Audi A4.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| Limited | 5.0L V8 | 35 | 820 CCA | 127 min | Dual Terminal |
| Premium | 5.0L V8 | 25 | 732 CCA | 129 min | Top Post |
| Base | 5.0L V8 | 25 | 848 CCA | 142 min | Top Post |
| SE | 5.0L V8 | 51 | 744 CCA | 131 min | Dual Terminal |
| Premium | 3.6L V6 | 24 | 619 CCA | 97 min | Top Post |
| Denali | 3.6L V6 | 51 | 749 CCA | 122 min | Top Post |
| Base | 3.6L V6 | 24 | 700 CCA | 123 min | Dual Terminal |
| King Ranch | 3.6L V6 | 24F | 716 CCA | 124 min | Side Post |
| Limited | 2.5L I4 | 51 | 586 CCA | 90 min | Dual Terminal |
| King Ranch | 2.5L I4 | 24 | 480 CCA | 76 min | Top Post |
| Denali | 2.5L I4 | 25 | 505 CCA | 79 min | Side Post |
| SEL | 2.5L I4 | 47 | 463 CCA | 74 min | Side Post |