Complete battery specifications for your 2005 Audi A6.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| Premium | 2.0L I4 | 25 | 458 CCA | 72 min | Top Post |
| SE | 2.0L I4 | 24 | 595 CCA | 94 min | Side Post |
| Denali | 2.0L I4 | 35 | 588 CCA | 95 min | Dual Terminal |
| Sport | 2.0L I4 | 24 | 501 CCA | 92 min | Dual Terminal |
| Limited | 2.0L I4 | 47 | 543 CCA | 92 min | Dual Terminal |
| SEL | 5.7L V8 | 24 | 726 CCA | 123 min | Dual Terminal |
| Sport | 5.7L V8 | 24F | 802 CCA | 138 min | Top Post |
| Denali | 5.7L V8 | 51R | 826 CCA | 142 min | Dual Terminal |
| Platinum | 5.7L V8 | 24 | 789 CCA | 129 min | Dual Terminal |
| Lariat | 5.7L V8 | 48 | 850 CCA | 143 min | Dual Terminal |
| Platinum | 3.0L V6 | 24 | 662 CCA | 101 min | Dual Terminal |
| Sport | 3.0L V6 | 24F | 622 CCA | 93 min | Top Post |
| SE | 3.0L V6 | 35 | 611 CCA | 92 min | Top Post |
| XLT | 3.0L V6 | 25 | 617 CCA | 102 min | Dual Terminal |
| Limited | 3.0L V6 | 51 | 747 CCA | 116 min | Top Post |
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