The team overcame a 10 point deficit to defeat Texas Tech 78-70 on Wednesday.
The Horned Frogs shot 0 percent in the second quarter and committed 19 turnovers in the game.
The team snapped its two-game losing streak with its most dominant Big 12 win in program history.
The team will have four quarterbacks on their roster heading into the 2019 season after adding Kansas State transfer Alex Delton.
Kouat Noi's career night turns bittersweet following No. 25 TCU's 76-74 defeat in Norman against No. 23 Oklahoma.
Three seniors will head to the NFL Combine in February while a trio of basketball players are transferring.
The Horned Frogs suffered their worst loss of the season in their first match up with a ranked opponent.
Dilfer was the team's starting setter, leading the team in assists and aces.
No. 25 TCU came within a few plays of knocking off No. 7 Kansas at Allen Fieldhouse for the the first time in program history, but a season-high 20 turnovers hampered the Horned Frogs' upset attempt.
Freshmen guards RJ Nembhard and Kendric Davis have allowed No. 25 TCU to overcome Jaylen Fisher's knee injury troubles to begin Big 12 play.