Buy a used GameCube disc from eBay ($30–50), rip it using a homebrewed Wii, and play via Dolphin in 4K widescreen. You’ll get the definitive experience—legally, safely, and with full performance.
If you're dealing with an ISO file (assuming you have it from a legitimate source): need for speed underground 2 gamecube iso link
: A reliable source for preserved software. You can find the USA version of Need for Speed - Underground 2 (USA) hosted here. Buy a used GameCube disc from eBay ($30–50),
: You'll need software to load or extract the ISO file. Tools like GCube or Wii (if you're using a Wii console which is backwards compatible with GameCube games) can help. You can find the USA version of Need
: Although the GameCube is a console from the early 2000s, some of its games have been re-released on newer consoles or made available through various digital storefronts. However, "Need for Speed: Underground 2" specifically might not be directly available for purchase through modern digital stores due to its age and the specifics of EA's re-release policies.