Mark Werrell, Dan Gibson, Katherine Yeates, Stephen Ayres and Tom Mallett in the #447 GMP Developments with QSP QuickCo run Citroen C1 holds off the #490 Joe Cruttenden, Mitchel Millard, Ben Thomas and Dean Millard, Voir Un with JDC Racing run Citroen C1 through Maggots on the Silverstone Grand Prix layout during the 2019 Trade Team Citroen C1 Challenge 24 Hour race at Silverstone.