Thanks to hard working Corvette owners I've found the perfect jack pad inserts for our car too (and they're cheap). They're for 2003 BMW 325ci cars actually.
Post 15 of the following thread will give you the info one needs to order them;
http://forums.corvetteforum.com/showthread.php?t=922026
Mine will arrive Thursday so I'll write up a little review of them then.
