From steam, FLAC was not avaiable there



LINK (https://mega.nz/#!cKZDhLxR!6jMFfkOOmYu9SD375h_gA7H9D6NuaaO9wmY2M6gcuTE)

Thanks for sharing. I just purchased the game for 75% off today, but there was NO discount on the OST DLC. Deezer seems to have the music too, but I haven't tested it yet to see if they have a genuine lossless version .