I have a new 2011 vrscf muscle and whould like to find slightly used power comander with usb connections , or a new supertuner pro kit. i have the cables that hook up usb and to the data port, also have software for sestp.( realy just need a super tuner box , if i went with the super tuner pro) not real sure thats what i even want , but im some what familiar with the sestp . that is just loading pre-confiqured maps of sort, thats it..so anyways im not realy even sure what the hell i want . i would like something that has many different setups to choose from. i geuss im i need of someone advice on fuel managers alltogether. .my confiquration (2011) 1250cc vrscf with high flow air , and d&d fat cat pipes. Any suggestions , thanks lynn.