 In 1986, he helped form a defensive line which also included Jerome Brown, Danny Stubbs, and Bill Hawkins and voted by SB Nation as the greatest defensive line in program history.In 1986, Sileo led the Hurricanes defensive line in solo tackles with 50 and 97 total and tackles-for-loss with 13 and third in sacks with six and first in fumbles with eight.He made All-South and was an All-America honorable mention and second team All-American by "Sport" magazine in 1986, plus second team All-American by the Associated Press (AP) in 1986.