Špilak is best known for beingwas the winner of the [[2010 Tour de Romandie]], after original race winner [[Alejandro Valverde]] had his results expunged as part of a doping suspension. Špilak went on to gain second place in that race in [[2013 Tour de Romandie|2013]] and [[2014 Tour de Romandie|2014]], both times behind [[2013 Tour de France]] winner [[Chris Froome]]. In 2013, he was the victor of the [[GP Miguel Indurain]] and the [[Eschborn-Frankfurt City Loop]], his only two victories of the year. In 2015, he won the general classification of the [[2015 Tour de Suisse|Tour de Suisse]] with only five seconds of an advantage over [[Geraint Thomas]]. The victory was decided on the last day's time trial.<ref>{{cite news|url=http://www.cyclingweekly.co.uk/news/latest-news/geraint-thomas-falls-just-short-of-tour-de-suisse-title-as-spilak-wins-overall-177982|title=Geraint Thomas falls just short of Tour de Suisse title as Spilak wins overall|work=[[Cycling Weekly]]|publisher=[[IPC Media]] Sports & Leisure network|date=21 June 2015|accessdate=21 June 2015|author=Stuart Clarke}}</ref> Špilak is considered a rarity in road cycling in that he is a general classification rider who targets one-week races rather than the three-week Grand Tours.<ref>http://www.cyclingnews.com/features/tour-de-suisse-10-riders-to-watch/</ref>