Getting Lowrider Cars in GTA San Andreas (PS2): No Spawn Cheat, But Other Methods
No cheat code spawns lowriders on PS2. The PS2 version lacks the PC trainer/console command functionality.
Legitimate Ways
Street Spawns: Cruise El Corona, Little Mexico, Unity Station (Los Santos) and Garcia, Doherty (San Fierro). Blade, Broadway, Remington, Savanna, Tornado, Voodoo spawn parked/driven.
Dealerships:Wheel Arch Angels (Ocean Flats, SF) sells Blade, Broadway, Remington, Savanna, Slamvan, Tornado, Voodoo after "Zeroing In" mission. Loco Low Co. (Willowfield, LS) sells same + Hermes.
Mission Rewards:Cesar's Lowrider missions (after "High Stakes, Low Rider") let you keep the modified car.
Garage Storage: Store in any safehouse garage (2 cars) or Doherty Garage (4 cars) to keep permanently.
Mods (Advanced)
PS2 modchip / FreeMCBoot + GTA SA Mod Loader + car mods. High effort, risk of ban if online (not applicable).