Real World Racing – Supercar Challenge Rnd4 Zolder (Pure Sound Version) 16/07/2013 Real Racing Leave a comment Supercar Challenge 2013 – Round 4 Zolder (Race 2 Sunday). June 23rd 2013Divisions SuperGT, GT and GTB combined with the Italian GT Sprint Series. This is the “Pure Sound” Version, so no comments to spoil the engine music. Official webpage – http://www.supercarchallenge.nl Share this: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Copy Link