Just finished fitting my front NQSBBK.
Mines soley road car, I used Brembo discs and Textar pads (P/N's below from ECP) and they perform really well together.
To make it easier for people, below is a complete list of the part numbers I used;
Calipers - 986.351.421 & 986.351.422 / Refurbed set via
www.brakecaliperrefurbs.co.uk/Caliper Fitting Kit - AK0002 - Vagbremtechnic
Textar Pads - 101330166 - ECP
Brembo Discs - 10444150A - ECP
Warning Wire - 99661236500 - Porsche / Or disable via vagcom (I did this)
Pad Fitting Kit x 1 - 99635195901 - Porsche
H&R 8mm Hubcentric Spacers - DPM Performance - 1655572
I didn't bother with Shims for the pads, mine do not presently squeel