If you are adding an aftermarket exhaust to your bike you are going to be required to add some type tuning to correct your Air/Fuel Ratio. Protect your bike and squeeze the most horsepower possible out of it with an aftermarket tuning module.
The HMF Optimizer is a Fuel-Injection Controller that has been pre-programmed with the proper tuning specifications for your HMF exhaust. You must retune your machine when you're adding an exhaust system, so not tuning your machine will void the warranty of your exhaust. Pre-Programmed with the best settings for your HMF exhaust. Push Button Interface Unique load based technology. Plug and Play Installation with CPU or Dyno Needed and provides Full Range Tuning.
Note: As with any tuning/programming device there is no returns.