Good news all Lightbox mods for Scania NG was updated for 1.57, all tanks for Scania NG 1.57 was updated and for 1.57 is no needed our Scania NG no spoiler truck mod V1 or V2 because they works with base truck.
Now all sideskirts needed update for 1.57 for Scania NG. Scania NG no spoiler truck mod V1 and V2 is updated but not uploaded yet. All rear fender sideskirts mod was updated but not uploaded yet. And all other mods which works with base game also works with 1.57
It take some time because is no more time yet