Philadelphia's 85-76 loss to Indiana moved the Raptors moved back into sixth place in the Eastern Conference with three games remaining.
T.J. Ford and Andrea Bargnani each had 14 as the Raptors rallied from a 14-point deficit in the second quarter to beat the Nets for the third time in four games this season. Toronto has won consecutive games after losing four of five.
Delfino spurred the Raptors with 14 points in the second quarter and finished 6-for-8 from beyond the 3-point line.
Ford added 12 points in the third as Toronto pulled away, outscoring the Nets 37-19 to take an 83-69 edge into the fourth.
Booed every time he touched the ball, Carter blew a kiss to the crowd after making a third-quarter free throw, bringing even more howls of derision.
Richard Jefferson went 4-for-13 from the field and finished with 14 points.
The Nets lost for the sixth time in seven games. The lone win in that span was a 99-90 home victory over Toronto on April 5.
Toronto's Jose Calderon finished with 11 points and 10 assists.
New Jersey picked apart Toronto's defense to open a 30-18 lead after the first quarter. Stromile Swift blew by Nesterovic for a two-handed slam as the quarter wound down, summing up the Raptors' sloppy start.
New Jersey pushed its lead to 14 early in the second before Toronto fought back. Delfino hit two 3-pointers before Bosh's dunk at 5:08 capped a 14-2 run that made it 40-39. New Jersey led 48-46 at the break.
