I posted the part #s for the 540 in my original post, and used the terms that BMW told me when I pointed them out. Thanks for the clarification.
Note: I was able to get these parts in 3 days on order from the BMW dealer.
'07 335xi 6-spd 4dr, Montego blue
'98 540i 6-spd Sport, Jet Black II
'92 325i 5-spd 4dr, burgundy