| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 20Y-01-K2231 | MUFFLER ASSEMBLY | K52390- | |
| 2 | 20Y-01-K2160 | BRACKET | K52390- | |
| 3 | 20Y-01-K2250 | RING | K52390- | |
| 4 | 20Y-01-K2121 | PRESSURE SENSOR | K52390- | |
| 5 | 20Y-01-K2111 | SENSOR | K52390- | |
| 6 | 20Y-01-K2060 | MOUNT | K52390- | |
| 7 | 20Y-01-K1950 | FLANGE | K52390- | |
| 8 | 20Y-01-K1961 | TUBE | K53867- | |
| 20Y-01-K1960 | TUBE | K52390-K53866 | ||
| 9 | 20Y-01-K1970 | CLAMP | K52390- | |
| 10 | 20Y-01-K2071 | PLATE | K53867- | |
| 20Y-01-K2070 | PLATE | K52390-K53866 | ||
| 11 | 01224-40620 | SCREW | K52390- | |
| 12 | 01643-30623 | WASHER | K52390- | |
| 13 | 01580-10605 | NUT | K52390- | |
| 14 | 01435-01030 | BOLT | K52390- | |
| 15 | 20Y-01-K2081 | BRACKET | K53867- | |
| 20Y-01-K2080 | BRACKET | K52390-K53866 | ||
| 16 | 01435-01030 | BOLT | K52390- | |
| 17 | 01435-01035 | BOLT | K52390- | |
| 18 | 01643-31032 | WASHER | K52390- | |
| 19 | 01580-11008 | NUT | K52390- | |
| 20 | 20Y-01-K2091 | BRACKET | K53867- | |
| 20Y-01-K2090 | BRACKET | K52390-K53866 | ||
| 21 | 01435-01030 | BOLT | K52390- | |
| 22 | 01435-01035 | BOLT | K52390- | |
| 23 | 01643-31032 | WASHER | K52390- | |
| 24 | 01580-11008 | NUT | K52390- | |
| 25 | 6754-11-5420 | BRACKET | K52390- | |
| 26 | 01435-01025 | BOLT | K52390- | |
| 27 | 01435-01035 | BOLT | K52390- | |
| 28 | 01643-31032 | WASHER | K52390- | |
| 29 | 01580-01008 | NUT | K52390- | |
| 30 | 20Y-01-K2190 | TUBE | K52390- | |
| 31 | 07260-20950 | HOSE | K52390- | |
| 32 | 07285-00155 | CLAMP | K52390- | |
| 33 | 20Y-01-K2260 | FILTER BAG | K52390- |