my RS6 avant is in need of new front discs and pads at present it has cross drilled and vented discs (standard from when the car was new).
Q1 AM I BEST TO REPLACE THEM WITH CROSS DRILLED RS6 DISCS (AS FITTED AT MOMENT)
OR
Q2 WILL RS4 (B7) CROSS DRILLED DISCS FIT ? AND DO I NEED TO MODIFY
ANYTHING ELSE AS WELL TO FIT THEM ?
Q3 IS THERE ANY ADVANTAGE TO PUTTING RS4 DISCS ON A RS6 AS HAVE READ OTHER POSTS ABOUT FLOATING DISCS/SEMI FLOATING ? AND AM STILL A BIT CONFUSED

Q4 ALSO WHAT PADS GENUINE AUDI OR PATTERN PART OR EBC RED STUFF

Q5 WHERE IS BEST PLACE TO BUY AS HAVE FOUND GENUINE RS6 DISCS FROM AMERICA AT $410 EACH APPROX £220 AND MY LOCAL AUDI DEALER WANTS £280 EACH!
ANY HELP WOULD BE MUCH APPRECIATED THANKS MARK