, Dunn, 34, and an unidentified person both died in the crash of a 2007 Porsche, which happened around 3 a.m. at Route 322 and New Street in West Goshen Township.
According to reports, the crash occurred when car veered off the roadway and burst into flames. Speed may have been a factor.
Dunn was driving.
TMZ confirmed Dunn's death with fellow "Jackass" star Bam Margera's mother.
According to MyFoxPhilly, Margera's mother said she was not sure who was driving the car and added that there may have been a third occupant.
A few hours before his death, Dunn posted a photo to Twitter of himself drinking with two other men. The photo was later taken down.