 "I Love U" is a song which runs for a duration of three minutes and 28 seconds.It is set in the simple time signature of 4/4, with a tempo of 105 beats per minute.The song starts with a spoken introduction where Tequila says "I think I love you, but if you ever hurt me I'll fucking kill you," and then transitions into a crunk beat which is built around a repetitive electric guitar riff and utilizes strong elements of hip hop music such as 808 bass, claps and hi-hats.