Improving the fuel injection tuning on your Harley Davidson FXDR 114 (FXDRS) is easy and efficient with the proven BoosterPlug aftermarket part.
Optimizing the fuel injection on your bike does no longer require expensive and complicated devices like a Power Commander - and no time consuming setup procedures.
Installation couldn't be easier - The BoosterPlug comes with the correct connectors to let you plug it in to the bikes wire harnes. No programming or additional aftermarket parts required.
There is no better tuning method to improve your riding experience:
- Soft and smooth throttle response
- Better acceleration
- Remove the low speed surging
- Powerfull idle and no more stalling
- Deceleration backfires in your aftermarket exhaust reduced to a minimum
This version of the BoosterPlug part covers all versions of the Harley Davidson FXDR 114 (FXDRS) with the Milwaukee 8 engine (2019 and 2020).
Please note that we can not build a BoosterPlug for the "2021 and newer" model due to new emission regulations. You can see the detailed explanation here
General Installation Instructions
Bike Specific Installation Instructions