exhaust or bumper

Hellooo, I'm looking to fit a full magnex system (with oval tail pipe) to my GTi 16V. Just wondered, is it going to fit correctly without any modifications to the bumper?... I've seen a few MK2's now with the same system, or at least rear box, where the tail pipe is sitting below the...

A few months ago I had to put a new exhaut on the car. The original (standard) one never stuck out past the bumer and was hidden away, which is what i liked about it. The new one is a big 5" thing. Originally my mate mounted it without the need for cuttin the bumper, he mounted it so it stuck...