Fine, had em on a Jag,but beware they squeal for what seems like an eternity before you get through the 'break in coating' that they apply to them. Drove me mad for at least 1000 miles!
I've used Ferodo DS2500 for a number of years now, and rate them highly for both road and the odd trackday. Can be expensive though -I think the last set for the Princess calipers cost about £145.
He's replied asking for me to send them back and if he feels its justified he will refund my money. "Well aye i will" Ok that's fair enough i said I'll send the offending pad and ill keep the other 3 and we will go from there.