| 07-15118 | 40G23394 Lycoming Pipe - Exhaust Adapter Cylinder No. 2 & No. 3 (EGT Probe Hole) | — | — | 78 | Engine Accessories | OEM |
| 07-15119 | 40J19618 Lycoming Heat Shield-Exh Pipe - Rt-Rear | — | — | 78 | Engine Accessories | OEM |
| 07-15120 | 40J19619 Lycoming Heat Shield-Exh Pipe - Rt-Inner | — | — | 78 | Engine Accessories | OEM |
| 07-15122 | 40J19953 Lycoming Heat Shield-Sonic Nozzle-Right | — | — | 78 | Engine Accessories | OEM |
| 07-15123 | 40J21019 Lycoming Heat Shield-Exh Crossover-Rear | — | — | 78 | Engine Accessories | OEM |
| 07-15126 | 40J22416 Lycoming Heat Shield-Exh Crossover-Ins. | — | — | 78 | Engine Accessories | OEM |
| 07-15166 | 47C21912 Lycoming Transition- Exhaust | — | — | 78 | Engine Accessories | OEM |
| 07-15167 | 47C21952 Lycoming Transition- Exhaust | — | — | 78 | Engine Accessories | OEM |
| 07-15168 | 47C21963 Lycoming Transition- Exhaust | — | — | 78 | Engine Accessories | |
| 07-15169 | 47C22531 Lycoming Transition- Exhaust | — | — | 78 | Engine Accessories | OEM |
| 07-15170 | 47C22532 Lycoming Transition- Exhaust (Right) | — | — | 78 | Engine Accessories | OEM |
| 07-15171 | 47C22533 Lycoming Transition-Exh. (Left) | — | — | 78 | Engine Accessories | OEM |
| 07-15172 | 47C22625 Lycoming Transition Assembly Exhaust | — | — | 78 | Engine Accessories | |
| 07-15173 | 47C22923 Lycoming Transition- Exhaust | — | — | 78 | Engine Accessories | OEM |
| 07-15174 | 47C23164 Lycoming Transition- Exhaust | — | — | 78 | Engine Accessories | OEM |
| 07-15175 | 47E21296 Lycoming Valve - Exhaust By-Pass(V/N 4709 | — | — | 78 | Engine Accessories | OEM |
| 07-15176 | 47J22459 Lycoming Valve Assembly Exh. By Pass(470954 | — | — | 78 | Engine Accessories | OEM |
| 07-15637 | 75838-P20 Lycoming Guide - Valve - Exhaust | — | — | 78 | Engine Accessories | |
| 07-15638 | 75838-P30 Lycoming Guide - Valve - Exhaust | — | — | 78 | Engine Accessories | |
| 07-15639 | 75838-P40 Lycoming Guide-Valve-Exhaust | — | — | 78 | Engine Accessories | |
| 07-15678 | 79046-P20 Lycoming Guide-Valve-Exhaust(Ni-Resist) | — | — | 78 | Engine Accessories | |
| 07-15848 | LW-10150 Lycoming Pipe - Exhaust | — | — | 78 | Engine Accessories | |
| 07-15849 | LW-10151 Lycoming Elbow - Exhaust | — | — | 78 | Engine Accessories | OEM |
| 07-15850 | LW-10159 Lycoming Pipe - Exhaust-Cylinder #1 | — | — | 78 | Engine Accessories | OEM |
| 07-15851 | LW-10160 Lycoming Pipe - Exhaust-Cylinder #3 | — | — | 78 | Engine Accessories | OEM |
| 07-15852 | LW-10161 Lycoming Pipe - Exhaust-Cylinder #5 | — | — | 78 | Engine Accessories | OEM |
| 07-15853 | LW-10163 Lycoming Pipe - Exhaust-Cylinder #4 | — | — | 78 | Engine Accessories | OEM |
| 07-15854 | LW-10164 Lycoming Pipe - Exhaust-Cylinder #2 | — | — | 78 | Engine Accessories | |
| 07-15920 | LW-10801 Lycoming Baffle - Exhaust By-Pass Valve | — | — | 78 | Engine Accessories | |
| 07-15929 | LW-10985 Lycoming Heat Shield-Exhaust Manifold | — | — | 78 | Engine Accessories | |
| 07-15930 | LW-11005 Lycoming Transition-Exhaust | — | — | 78 | Engine Accessories | |
| 07-15943 | LW-11223 Lycoming Flange- Exhaust Manifold | — | — | 78 | Engine Accessories | |
| 07-15952 | LW-11400 Lycoming Adapter-Exhaust Pipe | — | — | 78 | Engine Accessories | |
| 07-15968 | LW-11626-P20 Lycoming Guide-Valve-Exhaust(Ni-Resist) | — | — | 78 | Engine Accessories | |
| 07-15970 | LW-11626-P40 Lycoming Guide-Valve-Exhaust(Ni-Resist) | — | — | 78 | Engine Accessories | |
| 07-15973 | LW-11654 Lycoming Clamp - Exhaust Manifold Joint | — | — | 78 | Engine Accessories | |
| 07-16068 | LW-12281 Lycoming Pipe - Exhaust-Cylinder #4 & 6 | — | — | 78 | Engine Accessories | |
| 07-16115 | LW-12726 Lycoming Pipe - Exhaust | — | — | 78 | Engine Accessories | |
| 07-16116 | LW-12727 Lycoming Pipe - Exhaust | — | — | 78 | Engine Accessories | |
| 07-16117 | LW-12728 Lycoming Adapter-Exhaust Pipe | — | — | 78 | Engine Accessories | |
| 07-16118 | LW-12729 Lycoming Pipe - Exhaust | — | — | 78 | Engine Accessories | OEM |
| 07-16128 | LW-12778 Lycoming Valve - Exhaust By-Pass-Va11-470 | — | — | 78 | Engine Accessories | OEM |
| 07-16235 | LW-12960 Lycoming Valve - Exhaust By-Pass-470954-1 | — | — | 78 | Engine Accessories | |
| 07-16350 | LW-13938 Lycoming Gasket - Exhaust Flange | — | — | 78 | Consumables / Hardware | OEM |
| 07-16364 | LW-14001 Lycoming Pipe - Exhaust-Cylinder #1 | — | — | 78 | Engine Accessories | OEM |
| 07-16365 | LW-14002 Lycoming Pipe - Exhaust-Cylinder #2 | — | — | 78 | Engine Accessories | OEM |
| 07-16366 | LW-14004 Lycoming Pipe - Exhaust-Cylinder #4 | — | — | 78 | Engine Accessories | OEM |
| 07-16404 | LW-14283 Lycoming Valve - Exhaust By-Pass-Va11-470 | — | — | 78 | Engine Accessories | |
| 07-16451 | LW-14504 Lycoming Clamp - Exhaust Pipe | — | — | 78 | Engine Accessories | |
| 07-16452 | LW-14525 Lycoming Clamp Exhaust Pipe | — | — | 78 | Engine Accessories | |