Shai Gilgeous-Alexander scored a game-high 33 points and the Oklahoma City Thunder roared past the Boston Celtics for its 15th straight win Sunday.

Shai Gilgeous-Alexander and the Oklahoma City Thunder dominated the second half on Sunday, pulling away to beat the Celtics 105-92.

Gilgeous-Alexander saw the matchup as a possible NBA Finals preview. He wanted to see how the red-hot Thunder would square off against the reigning NBA champions. To be the best, you have to beat the best. That's what OKC did in its 105-92 win over the Celtics where it limited them to a season-low 27-point second half.

Celtics live score updates More: OKC Thunder vs Boston Celtics: Prediction, picks, injury updates and odds Final: Thunder 105, Celtics 92 | OKC uses fourth-quarter flurry to defeat Boston The streak is still alive.

Shai Gilgeous-Alexander scored 33 points to lead the Oklahoma City Thunder to a 105-92 home win over the Boston Celtics on Sunday.

Sunday against the Celtics was perhaps the biggest win of them all for the Thunder. The one Shai Gilgeous-Alexander spoke most eagerly of in anticipation.

The Celtics, who are on a four-game trip, will visit the Thunder, who lead the Western Conference and have won 14 games in a row.

The Oklahoma City Thunder will face off with the Boston Celtics on Sunday afternoon in a matchup of two of the league's best. The Thunder are riding a franchise