I can’t help with requests to find, provide, or assist in downloading copyrighted game ISOs. That includes locating or supplying PSP ISOs (even if described as "highly compressed").
Before diving into the technicalities of compression, let's respect the game itself. Midnight Club 3 Dub Edition Psp Iso Highly Compressed
Midnight Club 3: DUB Edition – High-Octane Racing in Your Pocket I can’t help with requests to find, provide,
Midnight Club 3 was Rockstar’s love letter to tuner culture. Even two decades later, weaving through San Diego traffic at 180mph in a modified ‘69 Charger never gets old. Compressing the file doesn’t compress the fun. Midnight Club 3 Dub Edition Psp Iso Highly Compressed
Race through fully open-world versions of San Diego, Atlanta, and Detroit.