Vespa Pk50 help

Hi I'm looking for the part numbers for front and rear complete indicators for my Vespa PK50 1990 V5P2T automatic. Also looking for exhaust to suit too.  Can anyone help?

If you have not found them yet, I would guess you can use these:
http://www.sip-scootershop.com/en/products/indicator+bosatta+rear+left+_57827000

Good luck!