I would recommend staying away from a diesel oil that is dual rated for diesel (CK4) and gas (SN) since the gas API specs require lower ZDDP for preserving catalytic converters on gas vehicles. Rotella, Valvoline Premium Blue, Motorcraft oils are several good choices.
'12 Ford Super Duty FX4 ELD CC 6.7 PSD 400HP 800ft/lbs "270k Miles"
'16 Sprinter 319MKS "Wide Body"