It may not be correct, but that is how an Italian would pronounce the LL. Jeremy Clark pronounced it at least once on his show the same way.
sorry for bringing this up again, but I'm on my 4th year learning Italian and this is driving me nuts. The best argument so far is that an Italian car company is using Spanish names. Va bene.
BTW, la macchina ha avuto molto veloce nel traffico, si?