I think you would have a hard job getting a loan as your credit rating is shot for 6 years from the start of your IVA.
I think also as its a form of credit you would have to get your IP's permission.
Have you a reason for wanting to finish early or is it just to get it out of the way
If life is what you make it, I must have been in a strange mood when I made mine
If you have equity in your property you could get a secured loan and Shaun Vickery of Select has access to this type of product. However think carefully about taking on credit when in twelve months you could be debt free anyway.