Improving the fuel injection on your Harley Davidson Fat Boy Lo FLSTFB is easy and efficient with the proven BoosterPlug solution.
The BoosterPlug is the best way to sort out the fuel injection on your bike - without the high cost and the complicated programming of a Power Commander.
We designed the BoosterPlug to be easy and fast to install, so it comes with the correct connectors to let you install it without cutting and splicing wires.
There is no better way to improve your riding experience:
- Much better and softer throttle response
- Quicker acceleration
- Remove the low speed surging
- Powerfull idle and no more stalling
- Aftermarket exhaust backfire reduced or eliminated
This version of the BoosterPlug covers all versions of the Harley Davidson Fat Boy Lo FLSTFB.
General Installation Instructions
Bike Specific Installation Instructions