Feinga was an All-State selection as a senior and led Hunter High School, West Valley City, Utah to the State Championship.

He was named 2003 Mr. Football in the state of Utah as a senior and Gatorade player of the year.

He was an All-State and All-Region selection as a junior as well after recording more than 70 tackles and nine sacks on defense.

Feinga was a two-time First-team All-Mountain West Conference pick at left guard while at BYU.

Feinga did not participate in any of the agility drills at the BYU Pro Day due to a pulled his left hamstring and only lifted.

Feinga returned to the practice squad following the suspension and on December 8, 2010 was signed to the Dolphins 53 man active roster after Al Harris was put on season ending IR.

Feinga was assigned to the San Jose SaberCats of the Arena Football League on December 20, 2013.