The sentencing of 53-year-old Jeffrey Kirby comes two months after he was convicted of vehicular manslaughter in the crash that killed 45-year-old Charles "Mask" Lewis in March 2009.
Prosecutors say Kirby had been drinking and speeding when his Porsche collided with Lewis's Ferrari in Newport Beach. Lewis died moments after impact.
A woman who was ejected from the Ferrari was injured in the crash, and a woman in the Porsche was initially arrested on suspicion of public intoxication.
Lewis co-founded TapouT in 1997.
City News Service contributed to this report.
