Quote Originally Posted by 320dchris
Thanks for the reply I've seen a how 2 retro fit the split seats here
http://www.e90post.com/forums/showthread.php?t=461974
I'm wondering what holds the back in place can't really see in the pics (step 6)
Your doing the reverse of that right?

Part 7 in the first is the lock bracket.
If your buying from a breaker in the uk like quarry motor they should have the part needed as well

Might be gone but worth a try

http://cars.donedeal.ie/carparts-for-sale/bmw-e90-320-2006-breaking/6016780