Before choosing fluid note that engine code CNDA and volume of 4.2 were installed to your car in 2011. Don’t underestimate the importance of Audi’s 5.2 engine cooling system. For 2013 R8 engine it’s necessary to get normal temperature balance. For Audi R8 it’s important to have optimal antifreeze inside.
Use your 4.2 engine longer in 2008 R8 by keeping these rules. There is a big plus in servicing 2007 Audi R8 with all regulations. There is an important thing for CNDA engines of Audi’s production – they expect good service.