The match, played at a blistering pace, saw the home side edge ahead 26–24 at half-time, with both teams trading tries in a high-scoring encounter.
Stormers utility back Sacha Feinberg-Mngomezulu was the standout performer, racking up 24 points with a hat-trick of tries, three conversions, and a late penalty that ultimately sealed the win.
Feinberg-Mngomezulu's performance was nothing short of electric. He executed a clever chip-and-chase to complete his hat-trick, while his audacious pass set up Suleiman Hartzenberg's try in the corner.
Evan Roos added to the tally with a powerful surge from the base of the scrum for a try.
The Stormers had to overcome a yellow card to fullback Warrick Gelant and an unfortunate injury to veteran flanker Deon Fourie, who limped off just two minutes after coming on.
Connacht were in the fight throughout, with Shane Jennings bagging two tries on the wing. Tries also came from Conor Oliver, Dylan Tierney-Martin, and replacement Josh Murphy.
However, fly-half Jack Carty missed two early kicks, and centre Cathal Forde's yellow card for repeated infringements proved costly. Santiago Cordero was denied a try due to obstruction in the buildup.
The Lions' hopes of a late-season surge were dashed on Saturday afternoon as they slumped to a 42-31 defeat against Benetton at Ellis Park, officially ending their playoff aspirations in the United Rugby Championship.
The Sharks snatched a dramatic 18-17 victory over Edinburgh in the United Rugby Championship, thanks to a final-play try from Makazole Mapimpi in a rollercoaster encounter.
The Stormers are anxiously awaiting the outcome of medical scans scheduled for next week that will determine the extent of a back injury sustained by seasoned Springbok tighthead prop Frans Malherbe.
Springbok wunderkind Sacha Feinberg-Mngomezulu is confident his injuries are well behind him as the Stormers eye a playoff spot in the United Rugby Championship.
