Import Tuner Challenge is an authentic and extremely customizable street-racing game that challenges racers to immerse themselves in Tokyo's underground to take on the fastest street-racing teams. Players can customize and race licensed import sports cars using real tuner parts and tuning techniques. Includes real Tokyo highways and regions, all the hottest licensed import sports cars and concept vehicles and the most prized import tuner part manufacturers. More than five million customizations: Select from a vast warehouse of specialized parts to customize a car's interior, exterior and engine. Includes everything from authentic aero kits from Mazdaspeed, C-West and Veilside to racing seats from Recaro and Bride. Tune your car like a mechanic: Install custom parts with the click of a button and hit the streets wheels spinning. Players can fine-tune their parts to suit a specific race. Conquer the toughest and fastest street-racing teams: With more than 400 unique opponents with different strengths, weaknesses and custom cars, never play the same game twice. Take your ride to the Xbox Live online gaming service: See how your custom tuner stacks up in head-to-head in Versus mode - take your most extreme mods straight to the streets to dominate all who challenge.