HI,can someone direct to which remote i would need or will work on my soon to come (1 1/2 weeks time) mk2.5 titanium petrol with 2 keys, one is keyless keyfree remote & one normal key, i would like an additional key for spare or even a keyfree keyless remote key,i dont have this car tiil 25th /26th march so dont have other details.how much for say the keyfree keyless remote?

please note, i am stepping from mk1.5 2.0 esp ,which i knew alot about over time with support to something completely new & full of high tech.