List of replacements (it doesn't matter if it's SoD or TE, this part of the exe is identical for both):
0023E5B0: 4B 41
0023E5B4: 4B 41
0023E5B8: 4B 41
0023E5BC: 4B 41
0025FFAC: 64 67
0025FFAD: 69 72
0025FFAE: 72 61
0025FFAF: 74 76
Do not lose the original file, as with this modification, there will be no slow roads even on fixed maps.
The modified file must be used by both players; otherwise, a situation may occur where one is moving along fast roads while the other is on slow ones.