


FASS DIFSHK1001 Single Electric Heater Probe Kit — Drop-In Series
Complete single-probe electric heater kit for compatible FASS Drop-In Series systems. Automatic control helps support cold-weather fuel flow.
FASS DIFSHK1001 Single Electric Heater Probe Kit — Drop-In Series
Add fuel heating at your Drop-In system to help reduce cold-weather filter gelling and aid starting.
Product details
| Manufacturer part | DIFSHK1001 |
|---|---|
| Heaters | 1 electric heater probe |
| Control | Automatic temperature-controlled operation |
| Package | Complete single-probe installation kit |
Compatibility and installation
For compatible FASS Drop-In Series fuel systems. Confirm your system and heater-port requirements using the installation guide.
With the ignition on, the probe heats fuel through the FASS system and switches off at the required operating temperature.
This is the Drop-In-series kit, not the Titanium-series HK1001 kit. Select the heater by system model rather than vehicle make alone.
View FASS manufacturer specifications.
Installation Instructions
Download the manufacturer’s component installation guides below. Read every part before installation.

