Not racing. Modding.
This is the easiest method. You simply place the new texture files into the textures folder of your emulator to see the visual changes instantly. Motogp 08 Ps2 Mod
: Channels often host "gameplay releases" in their descriptions, providing links to specific season mods. Threads & Retro Forums : Communities like Meu PS2 Nostalgia Not racing
He posted a final message on the forum:
Because these mods often involve modified ISOs, they are primarily shared through community hubs and YouTube showcases: YouTube Community but on PCSX2
The PS2’s 4MB VRAM is a bottleneck, but on PCSX2, you can replace textures with 4K versions.