griffBrakesupgrade ..will this Fit on my Griff 5.0

Hi Folks,
need some help -->
BrakeUpgrade Question:

This 4POT Cali's is for a Ford Sierra,ok ...but will this fit anyway on Griff?

http://www.ebay.co.uk/itm/Ford-Sierra-Wilwood-Brak...

--> Brake pads, but which once for normal sporty rides, you'll prefer?
Order Number:?
thanks in Advance TTC