hey im new to nissans and have a rb20e autobox .. my mate just blew his rb20de autobox... will the rb20e box work on the rb20de? there both roughly same year.. sorry if this questions been answered .. i have looked for a hour or so for answers on forums as far as i can see there pretty interchangable .. just dont want to sell him something he cant use .. its a cefiro too if that helps thx all