There is a Dinan Chip on EBay (Part Number D900-2532) supposedly pulled from a 90 525i. I checked out the Dinan site and can't find any part numbers. Should I have any apprehension about this product? Buy it now for $79.99. That seems about the average price.

http://cgi.ebay.com/ebaymotors/BMW-E...17755434QQrdZ1

Thanks for any input.