Complete battery specifications for your 2003 Toyota Tundra.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| Premium | 5.0L V8 | 78 | 823 CCA | 133 min | Top Post |
| XL | 5.0L V8 | 78 | 950 CCA | 143 min | Side Post |
| Limited | 2.4L I4 | 34 | 588 CCA | 88 min | Top Post |
| Premium | 2.4L I4 | 24F | 688 CCA | 104 min | Dual Terminal |
| Premium | 3.6L V6 | 35 | 718 CCA | 115 min | Top Post |
| Sport | 3.6L V6 | 35 | 714 CCA | 115 min | Top Post |
| Denali | 3.6L V6 | 34 | 746 CCA | 111 min | Top Post |
| Base | 3.6L V6 | 35 | 840 CCA | 140 min | Dual Terminal |