There are probably a billion threads about this but nothing's coming up in the search. I need a new key fob but I can only find the 3 button models on ebay. And what needs to match up as far as the part number? I heard its the last letter but I want to double check before I order the wrong one.

 

i thought it was the fccid

 

http://cgi.ebay.com/ebaymotors/97-01...mZ160286192139

http://cgi.ebay.com/ebaymotors/AUDI-...mZ270285775481

http://shop.ebay.com/items/__Audi-A4...dZm270Q2el1313

 

Thanks man, but does anyone know where I can get it new?