(22 Mar 2015, 11:58 am)Dan wrote No, they're Euro 5.
Wrightbus offer both Euro 5 and Euro 6 at the moment, though the latter is more expensive which is why a large number of operators are still opting for Euro 5. The majority of Arriva UK's 50 new Streetlites which will be delivered over spring will be Euro 5, too.
Cheers, that's good.