Have no idea which dealer he got them from, unfortunately... I told him to stop by a dealership along the way and ask if they had the lamps...which they did, yey
If you want to practice your Polish you could try this one:
http://allegro.pl/halogen-led-volvo-...415260188.html
http://allegro.pl/halogen-led-volvo-...415260189.html
They're around £70 each + p&p.