| Manufacturer | Models | Version | Method | Adapter | Memory location |
| Alfa | 147 | (NEC CPU) | Soldering contacts | NEC | Cluster |
| Alfa | 147 | C86--2002 V1 | Memory Directly | OBP | Cluster |
| Alfa | 147 | C86 V2 | Memory Directly | OBP | Cluster |
| Alfa | GT | C86 | Memory Directly | OBP | Cluster |
| Alfa | 166 | CS56--2002 | Memory Directly | OBP | Cluster |
| Alfa | GTV | (MCU) | Soldering contacts | ICP | Cluster |
| Alfa | Romeo | 156 (MCU) | Soldering contacts | ICP | Cluster |
| Alfa | Romeo | 156 (MCU) 99 | Soldering contacts | ICP | Cluster |
| Alfa | Romeo | 156 (MCU) 2002 | Soldering contacts | ICP | Cluster |
| Alfa | Romeo | 166 (MCU) | Soldering contacts | ICP | Cluster |