Ducati debuted a new, longer exhaust on Day 1 in the factory ranks, with Martin testing some smaller, more intricate parts, including aero covers in the front fork. Bastianini had some downwash ducts – the bottom inlets on the side fairings – on his GP21 machine, with teammate Di Giannantonio circulating without them. In addition, the Bologna brand had different aero, a new air intake and, seemingly, a new holeshot device. Plenty of stuff, as you can imagine, going on in the Ducati ranks.  

Source: MotoGP.com – Read Full Article Here