I own this on physical and it has been my favorite rendition by far. A quick search didn't yield any download links, but maybe OP will have a better luck.
Vivaldi: Four Seasons - Concord Music Group
SA-CD incorrectly lists this as PCM, but it says 50kHz DSD transfer from masters on the SACDs cover
SA-CD.net - Vivaldi: Four Seasons - Silverstein/Boston Symphony/Ozawa