these are the ones myself and netti were recommend by Mattrossi
http://www.ebay.co.uk/itm/2X-12V-Super-Bright-White-6W-6000K-COB-LED-DRL-Driving-Daytime-Running-Lights-UK-/171220985851?pt=UK_CarsParts_Vehicles_CarParts_SM&hash=item27dd90e7fb
have a look at his build thread.
and how they look on mine
and nettis