Complete battery specifications for your 2003 Lexus IS.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| Base | 3.0L V6 | 24 | 690 CCA | 119 min | Top Post |
| Denali | 3.0L V6 | 47 | 648 CCA | 110 min | Top Post |
| XLT | 3.0L V6 | 35 | 629 CCA | 96 min | Dual Terminal |
| Limited | 3.0L V6 | 47 | 607 CCA | 93 min | Top Post |
| King Ranch | 3.5L V6 | 24F | 709 CCA | 107 min | Dual Terminal |
| Platinum | 3.5L V6 | 24F | 749 CCA | 130 min | Side Post |
| SE | 2.0L I4 | 51 | 569 CCA | 90 min | Side Post |
| Base | 2.0L I4 | 48 | 544 CCA | 96 min | Side Post |
Reliable starting power, OEM replacement
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