Sunrisers were top picks to secure a triumph which would have drawn them a stage nearer to the play-offs, yet battling Delhi Daredevils off a sublime run pursue at the Feroz Shah Kotla Ground to get off the base of the table.
The Thrill seekers had just won two of their initial eight matches in the competition and looked improbable to include a third when Yuvraj impacted 70 not out of just 41 balls to get Sunrisers up to a forcing 185-3.
India all-rounder Yuvraj was getting it done after he was dropped by Sanju Samson on 29, however Corey Anderson beat scored with an unbeaten 41 from just 24 balls as Delhi returned home with five balls to save.
David Warner undermined to cut free again subsequent to making an eminent century against Kolkata Knight Riders on Sunday, yet the Sunrisers commander lost his off stump to a magnificent yorker from Mohammed Shami in the wake of making a lively 30.
Shikhar Dhawan additionally got a begin, however neglected to go on and Kane Williamson was scoring at a run a ball before Shami (2-36) disposed of the New Zealand captain. Yuvraj ought to have been headed when he snared Chris Morris to Samson at profound square leg, however the opening batsman neglected to clutch a normal catch.
The intense Yuvraj exploited that life, hitting a six and 11 fours in a splendid thump, with Kasigo Rabada going for 59 from his four overs. Moises Henriques included a quickfire 25 in the wake of coming in at number five.
Samson started attempting to present appropriate reparations with the bat, hitting his initially ball from Mohammed Siraj for six and remain in skipper Karun Nair likewise utilized his muscles with two or three sixes as Delhi made a solid begin.
Siraj saw the back of Samson and Nair was away for 39 from 20 balls after he was dropped by Bhuvneshwar Kumar, however Delhi kept on building on account of commitments from Rishabh Gasp and Shreyas Iyer.
Yuvraj measurements of his solution by hitting him for consecutive sixes and the unsafe Anderson was there toward the end subsequent to hitting three sixes to get Delhi over the line.