Shai Gilgeous-Alexander poured in 48 points and the visiting Oklahoma City Thunder outlasted the host Detroit Pistons 113-107 on Saturday.Cason Wallace had 20 points and Isaiah Hartenstein added 12 with 10 rebounds for the Thunder (55-12), who have won nine of their last 10.Detroit All-Star Cade Cunningham was ejected late in the third quarter for arguing with the officials. He finished with 11 points, nine assists and seven rebounds.The Pistons were assessed a total of five technicals in the quarter.Tobias Harris led the Pistons (37-31) with 18 points, while Dennis Schroder supplied 17 points and 11 assists.The Thunder played without two starters. Forward Jalen Williams missed the game due to a hip strain, while big man Chet Holmgren was rested.Oklahoma City built an 11-point lead in the first seven minutes. The Pistons nearly erased it before the quarter ended, going on an 11-1 run.Malik Beasley gave Detroit the lead at 26-24 early in the second quarter with a 3-pointer. The Pistons soon built the advantage to 36-26.That was the Pistons’ largest lead of the half. The Thunder gradually cut into it and Gilgeous-Alexander’s jumper tied it with 2:14 remaining in the quarter. His three-point play with 1:38 left put Oklahoma City on top 53-52.