KamaBus's reserve Setra S 319 NF #12500 (a 2002 Euro 3 unit, part of the reserve series 12500-12549) has hit the road on Manningen's line 69.
Setra S 319 NF (from the DLC Citybus S31X) | Manningen, line 69 (private mod: MAN ÜL 272 as AIs) | KamaBus 319NF-R22 (test, not for release)