| Real Manufacturer | 2 |
| Table of Content | 3 |
| Euro 6 Standarts | 6 |
| Euro 6 System Product Content | 8 |
| Exhaust System Evolution | 9 |
| Why Partner Witth Hobi | 11 |
| DOC & DPF | 12 |
| DAF | 16 |
| IVECO | 26 |
| MAN | 40 |
| MERCEDES | 47 |
| RENAULT | 57 |
| SCANIA | 62 |
| VOLVO | 70 |
| HOBI to OEM INDEX | 78 |
| OEM to HOBI INDEX | 84 |