We do offer a range of options for roof racks that will fit on your 2015 Toyota Prius c that has a bare roof with no existing rails or crossbars. All can be seen by clicking on the link provided.
The available racks include basic square, rectangular and the ultra-quiet aerodynamic bar types and you also can choose the bar length you prefer.
My recommendation for your Prius C is the Rhino-Rack Vortex Aero system made of parts # RRVA106B-2, # RRRLKVA and # DK351. This system has black crossbars;... view full answer...
For the 2016 Toyota Prius C the available aftermarket roof racks from Rhino-Rack, Yakima and SeaSucker are shown on the linked page. I confirmed with Thule that they offer no roof rack fits for your car. Thule bars unfortunately will not work with Rhino-Rack or other brands' rack foot components.
The best rack value from Rhino-Rack comes with their Vortex 2500-Series rack made of parts # RRVA106B-2, # RRRLKVA and # DK351. This aero bar rack includes 41-inch crossbars that offer excellent... view full answer...
We do have Class I hitches confirmed to fit your 2014 Toyota Prius C, including Curt hitch # C11484, that you can see on the linked page. We do not have a hitch part 35799.
I recommend the Draw-Tite # 24971 over the Curt hitch since it does not have the requirement to use a support strap # 18050 for non-trailer loads like bike carriers the way the Curt hitch does. It offers the very same capacities as the Curt. An installation video is linked for you. view full answer...