Fuel Injection improvements on the Harley Davidson Tri Glide Ultra Classic FLHTCUTG are usually expensive and complicated. The BoosterPlug is a better and proven alternative.
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.
The BoosterPlug requires no programming or advanced mechanical work, and it's easy and fast to install. Plug and play.
A plug and play solution to improve your motorcycle in so many ways:
- Eliminate the poor on/off like throttle action
- Improved acceleration
- Fix the annoying low speed surging
- Stronger idle - no more stalling problems
- Aftermarket exhaust backfire reduced or eliminated
This version of the BoosterPlug covers all versions of the Harley Davidson Tri Glide Ultra Classic FLHTCUTG (2009-2016).

General Installation Instructions

Bike Specific Installation Instructions