My friend had "FOCUSEX" on his Focus SE sedan. I think he told his local DMV it was a Focus EX...and they released the plates.

dion 98 SVT, 200 whp/190 lb. ft tq (tuned by ADC), 3.0, P&P heads w/2.5L valves, optimized TB, MSDS, SCA 2.5" catback, SHOshop UIM/LIM, underdrive pulley set, TD's, Koni/H&R, BAER/TCE, Progress, CF1 products