Featuring 36 new tracks, an all-new BMX bike mode, plus fresh skill games, rider gear and in-world objects, it's available for what sounds like a bargain 400 Microsoft Points (£3.43).
Trials Evolution currently boasts 160,000 player-created tracks, which have been downloaded more than 27 million times, and Origin of Pain adds 100 new editor objects to get the creative juices flowing.
We called the title the best game to ever grace XBLA in our Trials Evolution review.
PC players will be able to get in on the action in early 2013 when Ubisoft launches Trials Evolution: Gold Edition.
Here's the Origin of Pain DLC launch trailer: