| 2020-12-11 |  Straight to the point @ 808 Recordings @ 2020-12-11 | 1 | Techno (Peak Time / Driving) | System Efe - Straight to the point (Original Mix)6:01 | |
| 2020-12-11 | Straight to the point @ 808 Recordings @ 2020-12-11 | 2 | Techno (Peak Time / Driving) | System Efe - September (Original Mix)5:30 | |
| 2019-05-16 |  Purification @ 808 Recordings @ 2019-05-10 | 1 | Techno (Peak Time / Driving) | System Efe - Purification (Original Mix)6:34 | |
| 2019-05-16 | Purification @ 808 Recordings @ 2019-05-10 | 2 | Techno (Peak Time / Driving) | System Efe - Invierno (Original Mix)6:28 | |