166-4997: ELBOW
165-5069: ELBOW
166-5006: ELBOW
167-3724: 1/8\" Air Cleaner Connector
167-6778: Barb Tee Fitting Insert
![167-9288: 5/4\" X 13/8\" Thread Adapter](https://www.cat-oem.com/uploadfile/2024/08/CM20230520-abfed-16674.jpg "167-9288: 5/4\\" X 13/8\\" Thread Adapter")
167-9288: 5/4\" X 13/8\" Thread Adapter
167-9366: ELBOW-90 DEG
168-1968: Tee Adapter Assembly
168-2295: CONNECTOR-37
168-2300: ELBOW-45DEG
168-3331: CONNECTOR-37
168-3333: NIPPLE-PIPE
