Tags: Motorsport Season.
The 2013 GP3 Series season was the fourth season of the GP3 Series a motor racing feeder series for Formula One and sister series GP2.Following a three-year cycle the previous GP3 chassis was replaced by a brand new car the GP3/13 built by Italian racing car manufacturer Dallara. The 280 bhp turbo-charged engine used from 2010 to 2012 was upgraded to a 400 bhp naturally-aspirated unit which will be used until 2016.