Just order it over the phone and they will send it to you .............................................................................eventually
And then you can send it back to be made properly... and they will send it again... and then you can send it back to be made the right length, so it doesn't stick out too much... and they will send it back again... and then, if you're not bored and broke from all the postage costs and therapy bills, you might have an exhaust that's slightly cheaper than others.