Complete battery specifications for your 2003 BMW M3.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| Lariat | 3.5L V6 | 24F | 666 CCA | 104 min | Side Post |
| SE | 3.5L V6 | 24F | 657 CCA | 109 min | Dual Terminal |
| King Ranch | 3.5L V6 | 47 | 657 CCA | 109 min | Top Post |
| Limited | 3.5L V6 | 35 | 648 CCA | 111 min | Side Post |
| XLT | 6.2L V8 | 25 | 729 CCA | 122 min | Side Post |
| Base | 6.2L V8 | 35 | 716 CCA | 125 min | Top Post |
| Platinum | 6.2L V8 | 47 | 838 CCA | 128 min | Dual Terminal |
| Platinum | 2.0L I4 | 24F | 544 CCA | 89 min | Top Post |
| Denali | 2.0L I4 | 25 | 497 CCA | 84 min | Dual Terminal |