ghosthunter is right, you have to change the fenders, hood, bumpers etc, plus of course your paint job pa. I once saw a complete conversion in a Banawe store. If am not mistaken, you can also order those parts sa toyota mismo. I also drive a AE111 same as yours. I admit gusto ko rin ng euro facia kasi yung likod, euro lights na. You can invest sa rims nalang and some body kits though. Pwede rin lagyan mo ng fog light yung slot sa may rear garnish. Hmmm, pwede ka rin maghanap ng Toyota Sprinter na mags for your car (dami kong suggestions hehehehe). Or why not invest for a JDM grill like this:
yung likod papalitan mo rin ng ganito pag mag-JDM ka: