| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 6151-11-5580 | MUFFLER | 21431- | |
| 2 | 6151-11-5640 | BRACKET | 21431- | |
| 3 | 6151-11-5650 | BRACKET | 21431- | |
| 4 | 01010-31040 | BOLT | 21431- | |
| 5 | 6631-11-5630 | SPACER | 21431- | |
| 6 | 01010-51030 | BOLT | 21431- | |
| 7 | 6151-11-5660 | BAND | 21431- | |
| 8 | 01010-51050 | BOLT | 21431- | |
| 9 | 01580-11008 | NUT | 21431- | |
| 10 | 01643-31032 | WASHER | 21431- | |
| 11 | 6151-11-5840 | PIPE | 21431- | |
| 12 | 01010-51020 | BOLT | 21431- | |
| 13 | 07261-20911 | HOSE | 21431- | |
| 14 | 07280-01920 | CLAMP | 21431- | |
| 15 | 6151-11-5380 | JOINT | 21431- | |
| 16 | 6151-11-5280 | RING,SEAL | 21431- | |
| 17 | 6150-11-5750 | GASKET (K1) | 21431- | |
| 18 | 01050-61245 | BOLT | 21431- | |
| 19 | 6685-11-5550 | NUT | 21431- | |
| 20 | 6151-11-5590 | PIPE,EXHAUST (WITH GLASSWOOL) | 21431- | |
| 20 | 6138-11-5650 | PIPE,EXHAUST (WITHOUT GLASSWOOL) | 21431- | |
| 21 | 6138-11-5620 | CLAMP | 21431- | |
| 22 | 6693-12-5550 | BOLT | 21431- | |
| 23 | 01582-01411 | NUT | 21431- | |
| 24 | 6151-11-5670 | WASHER | 21431- |