The 49ers' defence impresses, holding the Giants scoreless in the second half and ranking fourth in total yards allowed and second in points given up.
Christian McCaffrey has been a standout on offense, with 85 rushing yards and a touchdown in the game.
The team has scored 30 points in each of their first three games, ranking third in both points and total yards.
McCaffrey looks to continue his impressive performance in Week 4 against the struggling Arizona Cardinals.
The following week, the 49ers will face the Dallas Cowboys, which could be a preview of the NFC Championship Game.