Agreed, if you want an exhaust though Milltek do a nice exhaust for your car, cat back that removes the DPF, I assume then that it can be mapped out by the looks of things
it won't be cheap though, Milltek exhausts never are but they are the dogs dangleys though when it come to exhausts
http://www.millteksport.com/exhaust....?variantid=306
also you need to listen to the video, it makes the exhaust so worth while...
it sounds really nice,
http://www.millteksport.com/media.file.cfm?fileid=585