That seems to be a good way to do it mate, see below:
Stu, I bought my C-West from URAS on here a few years ago, and I got it for around $300 from memory. They pop up on the forums every now and then, but I think this version is the best of the aluminium ones, with a nice big plane and good, solid uprights.
Chris: This is a front splitter on a 180 that I'm planning on copying for my car, with the addition of NACA ducts to it to aid airflow and help keep the car cool: