To put Vohra's knock into perspective, the next-best score was 13 from Eoin Morgan.
Hashim Amla's place in the side will now be under threat after he departed lbw for a golden duck, before counterpart David Miller fell for one.
The tailenders kept things interesting as six runs were required off the last three balls, but Siddarth Kaul, albeit after a couple of wides, held his nerve to bowl Ishant Sharma with two balls remaining.
The Kings XI Punjab have now lost three in a row after winning their first two, while it breathes fresh air into the defence of the Sunrisers' crown, sealing their third win in five matches.