Jeg Coughlin Jr. won Pro Stock at the Joliet event Memphis event in 2003, defeating Greg Anderson in the final. It was one of two Pro Stock wins for Coughlin during the 2003 season. He was also the runner-up at the spring event at Route 66 Raceway, losing to Kurt Johnson in the final.
Coughlin also won the fall Joliet event in 2002, beating Ron Krisher in the final. It was one of eight victories he claimed that season.
In 11 professional appearances at Route 66 Raceway, Coughlin has a 12-6 record in elimination rounds.
Earlier this year, Coughlin qualified No. 5 in Joliet and advanced to round two before losing to Dave Connolly.