Instead of replacing the whole main.obb (which breaks the game), you extract it, change one small file, and repack it.
It sets the values for coins and gems to a near-infinite amount, allowing you to upgrade cars and buy power-ups instantly. android beach buggy racing 101 incmod work
: Unlock and upgrade various vehicles, including the Hot Rod , Lunar Rover , and Rally Car . Instead of replacing the whole main
Race through 15 imaginative 3D tracks, including dinosaur-infested jungles, lava-spewing volcanoes, and mysterious swamps. How to Install and Play you extract it