Originally Posted by AlexFW' post='860196

yes, there is: http://www.birdsauto.com/parts-database/pa...0Series%20(E60)

Rear Axle
QUAIFE ATB Diff. Conversion Kit +
Application : 550iA With Final Drive 7516923 2.93:1
Installation cost : ?425.10
Parts cost : ?829.06

Rear Axle
QUAIFE ATB Diff. Conversion Kit +
Application : 545iA With Final Drive 7516923 2.93:1
Installation cost : ?425.10
Parts cost : ?829.06


PS: I am purchasing one but I am looking a pro to install it here (Canada)...

Originally Posted by Alfonze' post='860453' date='Apr 27 2009, 11:28 AM

This info is a bit wrong, because both automatic versions have 3.38:1 rear diff (545i has 3.77, 550i has 2.93), but i think the housing is the same, and since quaife doesnt affect final gear, this should be the right one. I checked my invoice, and the product code is the same.

Originally Posted by Alfonze' post='860453' date='Apr 27 2009, 07:28 PM

and since quaife doesnt affect final gear, this should be the right one.

Originally Posted by miguex' post='861423' date='Apr 28 2009, 05:58 AM

also I found a new distributor for Quaife LSD thanks to Kevin from birdsauto.com .... Again in California! Lucky Californians!!!!

http://www.hpautowerks.com/contact.html

Ask for Tony or Harold if you are interested.

Originally Posted by Rizbel' post='861659' date='Apr 28 2009, 11:52 AM

Authorized Quiafe Installers


--------------------------------------------------------------------------------

http://www.edgemotorworks.com Dublin, CA 94568 Bay Area

http://www.harmanmotive.com Torrance, CA 90501

http://www.diffsonline.com Winchester MA 01890

http://www.patrickbmw.com Schaumburg, IL 60173

http://www.nationalspeedinc.com Wilmington, NC 28411

Originally Posted by miguex' post='861675' date='Apr 28 2009, 11:03 AM

Rizbel, are you ordering one?
I think it is the best mod of all.

Originally Posted by Rizbel' post='861686' date='Apr 28 2009, 08:12 PM

It's on my wish list. If you're getting one before me, let us know how it goes. Good luck.

Originally Posted by AlexFW' post='861740' date='Apr 28 2009, 01:04 PM

It goes well, no need miguex get it to be sure about that.