| 17470 | 3-BOLT Gasketed Flange Collector Y-Pipe; for 68470, 68479, 68471, 68481- Uncoated | 3-BOLT Gasketed Flange | Uncoated | Hedder #s 68470, 68476, 68478, 68479, 66479, 68471, 66471, 61478, 68481 or 66481 | |
| 17476 | 3-BOLT Gasketed Flange Collector Y-Pipe; for 68476, 68478, 66479, 66471, 61478, 66481- HTC Coated | 3-BOLT Gasketed Flange | HTC | Hedder #s 68470, 68476, 68478, 68479, 66479, 68471, 66471, 61478, 68481 or 66481 | |
| 17478 | Ball & Socket Collector Y-Pipe; for 68470, 68479, 68471, 68481- Uncoated | Ball & Socket | Uncoated | Hedder #s 68470, 68476, 68478, 68479, 66479, 68471, 66471, 61478, 68481 or 66481 | |
| 17534 | Ball & Socket Collector Y-Pipe; for #68534- Uncoated | Ball & Socket | Uncoated | Hedder #s 68534, 66534 | |
| 17634 | Ball & Socket Collector Y-Pipe; for #66534- HTC Coated | Ball & Socket | HTC | Hedder #s 68534, 66534 | |
| 17678 | Ball & Socket Collector Y-Pipe; for 68476, 68478, 66479, 66471, 61478, 66481- HTC | Ball & Socket | HTC | Hedder #s 68470, 68476, 68478, 68479, 66479, 68471, 66471, 61478, 68481 or 66481 | |