The Curt # C13136 is a fit for your 2015 Audi Q5 as long as it is not the Hybrid. Gasket material like a silicone gasket maker, part # LT37464 can be used for the holes in the trunk pan when installing the hitch. Also, Curt requires the use of a safety strap like part # 18050 for any non-trailer items used with the hitch.
There are no adapters available to use on the # C18151 and allow it to fold up, and at 29-lbs is very light.
We do not have any t-slot adapters that will work with... view full answer...