Ayuso participated in the 2003 pre-season training camp of the San Antonio Spurs and the 2006 pre-season training camp with the Denver Nuggets of the NBA.
Ayuso led the BSN in 2002 scoring 703 points and achieving a 24.2 PPG average.
During the summer of 2004, Ayuso was a member of the Puerto Rico National Team that participated in the 2004 Olympics which defeated the United States.
In 2005, Ayuso helped the Captains win their first title since 1959 when Arecibo beat the Bayamón Cowboys in four games during the BSN finals.
During the summer of 2006, Ayuso was a member of the Puerto Rico National Team that participated in the 2006 FIBA World Championship. Ayuso scored 106 points with a 21.2 PPG and shot a .629 3-point percentage during the tournament. Ayuso finished tied for fourth in PPG in the 2006 Worlds. Due to his outstanding performance during the 2006 Worlds the Denver Nuggets invited him to the 2006 Training Camp and was added to the Pre-Season roster.
During the summer of 2007, he joined the BSN Santurce Crabbers before joining the Puerto Rico National Team. During his tenure with the Santurce Crabbers he led the team to win the BSN Championship over the Arecibo Captains. He was elected the 2007 BSN Finals MVP.
On 7 November 2008, Ayuso was drafted with the 2nd pick in the 2nd round (18th overall pick) by the Iowa Energy of the NBA Development League.
On July 3, 2010, Ayuso led the Arecibo Captains to the 2010 BSN Championship, beating the Vaqueros de Bayamón in seven games.
Coaching
Ayuso was slated to coach Santurce for the 2022 season in the BSN, but opted to ask for his release to pursue other options. He signed with Quebradillas in March.[5]
Personal life
Ayuso is a graduate of the University of Southern California with a bachelor's degree in Social Sciences. He is married with Puerto Rican model and host Angelique Burgos better known as "La Burbu" with whom he has two sons named Sahil Elías Ayuso and Kokoh Mar Ayuso.