These livery files are provided as is by serubyne
at "Awesome Simracing" on https://www.awesome-simracing.com/livery/red-bull-racing2-helmut-markos-rejects-69-audi-r8-lms-gt3-evo-ii-37685.
The files are supposed for personal use case only.
Please contact the original author and/or artist for any inquiries.