Description
Used Genuine Cummins OEM 3685982 fuel filler housing drain hose (fuel drain tube) for ISX15 engines. Routes overflow fuel away from the fuel filler housing on ISX15 CM2350 X101 service model engines. Removed from a 2015 ISX15 400ST.
Specifications
| Manufacturer | Cummins (Genuine OEM) |
|---|---|
| Part Number | 3685982 |
| Part Type | Fuel Filler Housing Drain Hose / Fuel Drain Tube |
| Condition | Used |
| Engine Compatibility | Cummins ISX15 (CM2350 X101) |
| Marketing Model | ISX15 400ST |
| Build Date | 2015 |
Applications
This drain tube fits the following Cummins engine:
- Cummins ISX15 15.0L on the CM2350 X101 service model (2013-2017 build window for this controller)
Representative vehicles using the ISX15 CM2350 X101:
- Kenworth T660, T680, T800, W900 (2013-2017)
- Peterbilt 386, 389, 579 (2013-2017)
- Freightliner Cascadia, Coronado (2013-2017)
- International ProStar / LoneStar with Cummins ISX15 (2013-2017)
This is a used OEM part. Verify the engine serial number and service model against your block before ordering — drain tube routing and fittings differ across ISX/ISX15 controller revisions.









