Shift 2: Unleashed (also known as Need for Speed: Shift 2 – Unleashed) is a racing video game, the seventeenth installment of the Need for Speed series. It was developed by Slightly Mad Studios and published by Electronic Arts. The game serves as a direct sequel to Need for Speed: Shift and expands on many aspects that were introduced in the original. Shift 2: Unleashed was released worldwide during March and April 2011.

Shift 2: Unleashed features over 145 cars from more than 37 manufacturers and over 36 different tracks, which players can compete in several types of races. Players can also compete online. The game also features three new main additions: an in-helmet camera, night-time racing and the Autolog feature introduced with Need for Speed: Hot Pursuit.

On May 31, 2021, EA announced that download versions of the game would no longer be available for purchase in any online stores, and that online play will shutdown on September 1, 2021. The non-download boxed EA DVD versions of the game can still be purchased from some online stores until supply runs out