A 4-sp Auto tranny, lots of info on this auction. Not.
http://cgi.ebay.com/ebaymotors/aw-cgi/eBayISAPI.dll?ViewItem&item=599059786
and a JET performance chip says it works on 96-97 3.5L I don't know.
http://cgi.ebay.com/ebaymotors/aw-cgi/eBayISAPI.dll?ViewItem&item=599186518
http://cgi.ebay.com/ebaymotors/aw-cgi/eBayISAPI.dll?ViewItem&item=599059786
and a JET performance chip says it works on 96-97 3.5L I don't know.
http://cgi.ebay.com/ebaymotors/aw-cgi/eBayISAPI.dll?ViewItem&item=599186518