$250 Limited Slip Differential Retrofit For Your BMW! - YouTube
100-100-00008 - Limited Slip Differential Unit for E90/E92 335i (LSD) | Turner Motorsport
M3 LSD installed on my 335i. Lots of pics. - BMW 3-Series (E90 E92) Forum
carbsandparts on eBay
Race spec LSD diff for BMW E30, E36, Z3 | Drift, Circuit, Rally, Drag - RacingDiffs
E90 LIMITED SLIP (LSD) INSTALL DIY - YouTube
3.23 to 3.73 differential swap DIY AKA poor man's supercharger - BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) (BMW E82 E88 128i 130i 135i)
Quaife ATB BMW Limited Slip Differential Conversions | Birds
BMW e92 335i N54 MFactory LSD Diff Centre Installed Part 2 - YouTube
BMW MFactory Helical Limited Slip Differential (E90, E92 & E93 Only) - Extreme Power House
M3 LSD in a 335i - DIY - YouTube
BMW 135i 335i N54 Limited Slip Differential Guide - Best N54 LSD
1992-1995 BMW E30, E36 M3 (M50 S50B30 6 Cyl.-Dohc/ Fits Diffs from 188mm Medium Tran)
LSD conversion set for BMW E36, E46, E90, E60... non M models - RacingDiffs
BMW E90/E92 (330d, 335d, 335i) LSD retrofit | Install guide by RacingDiffs - YouTube