Sri Lanka U19 stormed to a 153-run win against South Africa, but it was merely a consolation win as the hosts won the series.
South Africa U19 were bundled out for 79 as they lost the Youth Tri-Series final to Sri Lanka U19 by 77 runs in Paarl on Saturday.
South Africa U19s have lost the Youth ODI series against Sri Lanka U19s 2-1, following their six-wicket defeat in the decider in Colombo.
Sri Lanka U19s have drawn level in their ODI series against South Africa U19s, after beating them by 12 runs (D/L method) in Colombo.
The SA U19s beat Sri Lanka by 16 runs in the first of three Youth ODIs in Colombo on Saturday.
The SA U19s go into the third and final day of the third Test against Sri Lanka U19s boasting a 33-run lead.
A trio of half-centuries saw the South Africa U19s declare on 295-8 on day one of the deciding Youth Test against Sri Lanka.
The first Youth Test between Sri Lanka U19s and South Africa U19s ended in a draw on Saturday.