Sorry if this is old news, but I went to the How-To section and couldn't find anything on removing a 2005 stock head unit, so i googled around and found this picture. Would this be pretty accurate?
TEAM DURATEC #512 ST CREW #100
2005 Ford Focus ZX4 ST
Focus Sport Cool-Flo v.1, Focus Racing Cat-Back w/ Magnaflow HFC, F2 Header, Focus Sport Tune 93 Octane, Saleen Suspension Kit, Rota Slips 16x7