I own a dieselgate affected 1.6 TDI Skoda, i politely declined the "fix" after i read a load of reports and the head technician at the garage had his car bough back off him by Audi because of an irreparable engine fault post fix, along with a whole host of issues reported by others online
http://www.newsweek.com/diesel-graveyard-pictures-where-old-volkswagens-go-die-865443?slide=0