Its not to hard to do if u no what u r doing, however if you dont then it will set u bck quite a bit of wedge. Check out zetecinside.com for info on how to do it urself or i think puma racing or puma build will be able to give u info on how much it will cost to do it (but dont hold me to that). If u need ny mre info pm me as am building 1 now!