Transform your Harley Davidson Softail Springer Classic FLSTSC to how it should have been delivered from the factory with the BoosterPlug fuel injection upgrade.
Compared to the Power Commander, the BoosterPlug offers similar or better results for must owners - at a much lower price and without the problematic setup.
The BoosterPlug requires no programming or advanced mechanical work, and it's easy and fast to install. No problems - Plug and play.
A plug and play solution to improve your motorcycle in so many ways:
- Soft and precise throttle control
- Improved acceleration
- Fix the annoying low speed surging problem
- Takeoff made easy by the stronger idle
- Far less popping in the exhaust on deceleration
This version of the BoosterPlug covers all versions of the Harley Davidson Softail Springer Classic FLSTSC.
General Installation Instructions
Bike Specific Installation Instructions