They're not direct bolt-on fit. However with a budget of $5000-7000, you oughta be able to pay a shop the $200 to 1000 in labor and fabricaion extra it'll cost to make it fit.
Seriously, hop on over to maxima.org forums and take a look to see what's around. They're the largest collection of nuts to turbocharge maximas on the web, and hence they should be aware of the most options.