Not sure if anyone has tried the 20/15 combo.. I ran a 18/15 last year in the winter and thought I'd try a 20/15 since I had some 20mm spacers laying around as well.
Just one pic:
Tires:
245/35/19
275/35/19 (slight rubbing in the rear on BIG dips)
Suspension:
RD Sport springs, EDC shocks