[Grim_]

Untested

pawn Код:

if(strcmp(cmdtext, "/nos", true) == 0)
{
  if(!IsPlayerInAnyVehicle(playerid)) return SendClientMessage(playerid, color, "Must be in vehicle to use this command!");
  AddVehcileComponent(GetPlayerVehicleID(playerid), 1010);
  SendClientMessage(playerid, color, "Nos added");
  return 1;
}