Fuel Injection modifications on the Harley Davidson Softail Blackline FXS are usually expensive and complicated. The BoosterPlug is a better and proven alternative.
No need to spend a small fortune on complicated devices like the Power Commander + endless Dyno hours, to make your bike run like it should have from the factory.
The BoosterPlug requires no programming or advanced mechanical work, and it's easy and fast to install. Plug and play.
The smarter mod to optimize the fuel Injection on your motorcycle:
- Improved and softer throttle response
-Improved acceleration
- Eliminate the low speed surge problem
- Stronger idle
- no more stalling problems
- Reduced popping in your aftermarket exhaust
This version of the BoosterPlug mod covers all versions of the Harley Davidson Softail Blackline FXS.
General Installation Instructions
Bike Specific Installation Instructions
