The BoosterPlug is the easiest and most efficient aftermarket part to upgrade the fuel injection on your Harley Davidson Heritage Softail Classic FLSTC .
With the BoosterPlug you will have a better solution than the complicated and expensive Power Commander that is almost impossible to set up correctly.
The BoosterPlug is installed in less than 10 minutes. It plugs directly into your bikes wire harness using original connectors – no cutting or splicing. No additional aftermarket parts needed.
There is no better way to improve your riding experience:
- Soft and precise throttle control
- Harder acceleration.
- Remove the low speed surging
- Stronger idle and less tendency to stall
- Little to no popping in your aftermarket exhaust
This version of the BoosterPlug covers all versions of the Harley Davidson Heritage Softail Classic FLSTC (2016-2017).
If you have an older version of the Heritage Softail Classic, you can find the BoosterPlug for it in the related products below.
General Installation Instructions
Bike Specific Installation Instructions