Sell the Audi privately at a price you are prepared to live with - this may take some time though, however this will put you in a position of being cash buyer and will have maybe broken even or be in a reduced borrowing position. Then start looking for Subarus again, possibly buy a v cheap runaround eg £500 to allow you to not rush into a purchase. Be prepared to travel, I did a 400 mile round trip to get mine, some people have done more