you' d have to contact Paul directly.
Last I have seen is that at least one set of white blinkers is already installed on his car. He attended a Type 44 meeting in Germany last weekend, with his V8 displaying white blinkers:
Look
[url=http://www.treffen.treser-audi.de/mainz2004/alex_p1/images/Alex_P1019.jpg]here [/url] and [url=http://www.treffen.treser-audi.de/mainz2004/joergfl/images/J4100012_2.jpg]here[/url] for impressions.