Summer Clothes (9), at 7-1, rallied down the stretch and beat Elusive Molly (2) by a half-length in Sunday's third race at the Gulfstream Park West meet.
The race was the opening leg of the Rainbow 6.
The carryover coming in was $498,672. Bettors added $144,042 to the Rainbow 6 pool.
The race was a $48,000 maiden special weight at one mile on turf for 2-YO fillies.
Summer Clothes won in 1:39.90 overthe course listed as Firm, with Samy Camacho riding for trainer Rodolphe Brisset.