Quarterfinals
| Team 1 | Agg. | Team 2 | 1st leg | 2nd leg |
|---|---|---|---|---|
| River Plate | 2-1 | Libertad | 2-0 | 0-1 |
| Boca Juniors | 1-5 | Atlético Nacional | 0-1 | 1-4 |
| Santos | 2-3 | Cienciano | 1-1 | 1-2 |
| The Strongest | 2-7 | São Paulo | 1-4 | 1-3 |
Read more about this topic: 2003 Copa Sudamericana
Quarterfinals
| Team 1 | Agg. | Team 2 | 1st leg | 2nd leg |
|---|---|---|---|---|
| River Plate | 2-1 | Libertad | 2-0 | 0-1 |
| Boca Juniors | 1-5 | Atlético Nacional | 0-1 | 1-4 |
| Santos | 2-3 | Cienciano | 1-1 | 1-2 |
| The Strongest | 2-7 | São Paulo | 1-4 | 1-3 |
Read more about this topic: 2003 Copa Sudamericana