| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 6162-15-7250 | MUFFLER | 18791-20078 | |
| 2 | 6142-22-4640 | SPACER | 18791-20078 | |
| 3 | 01010-E1285 | BOLT | 18791-20078 | |
| 4 | 01643-31232 | WASHER | 18791-20078 | |
| 5 | 01580-01210 | NUT | 18791-20078 | |
| 6 | 6162-13-7470 | BRACKET | 18791-20078 | |
| 7 | 01010-E1270 | BOLT | 18791-20078 | |
| 8 | 01643-51232 | WASHER | 18791-20078 | |
| 9 | 6162-14-5570 | FLANGE | 18791-20078 | |
| 10 | 6162-14-5540 | GASKET (K1) | 18791-20078 | |
| 11 | 01020-11030 | BOLT | 18791-20078 | |
| 12 | 01602-01030 | WASHER,SPRING | 18791-20078 | |
| 13 | 6162-13-5432 | JOINT | 18791-20078 | |
| 14 | 6162-13-5524 | TUBE | 18791-20078 | |
| 15 | 6162-13-5660 | CLAMP | 18791-20078 | |
| 16 | 6162-14-5880 | CLIP | 18791-20078 | |
| 17 | 01010-51835 | BOLT | 18791-20078 | |
| 18 | 01640-21826 | WASHER | 18791-20078 | |
| 19 | 01602-21854 | WASHER,SPRING | 18791-20078 | |
| 20 | 6162-13-5280 | PIPE | 18791-20078 | |
| 21 | 6162-13-5290 | PIPE | 18791-20078 | |
| 22 | 6162-14-5640 | CAP,RAIN | 18791-20078 |