[2] Mitsubishi unveiled a second concept car, the Prototype-X, at the 2007 North American International Auto Show (NAIAS).

The Lancer Evolution MR, with 6-speed Twin Clutch Sportronic Shift Transmission (TC-SST).

It also featured Mitsubishi's new 6-speed SST dual-clutch automatic transmission with steering-mounted magnesium alloy shift paddles.

Aluminum is used in the roof panel, hood, front fenders and the rear spoiler frame structure.

Following the repeal of the 276 horsepower Gentleman's Agreement in Japan,[12] engine power was raised to 300 PS (221 kW; 296 hp) at 6,500 rpm beginning in 2009 model year.

In 2009, the Royal Malaysian Police acquired a fleet of 5-speed manual-equipped Lancer Evolution X to be used in high-speed pursuits.

A "Final Edition" (FE) trim was offered for sale after Mitsubishi announced that production of the Lancer Evolution would end after the 2015 model year.

It had special production badges that were put on the center console indicating which number it is of the allocated amount per market.

It also featured a black roof, "Final Edition" emblems, and darker Enkei wheels.

The Evolution X Final Edition was first made available in Japan where 1,000 units were produced for the domestic market, with limited customization options.