Stizlex, the Carbonetic 1.5 way LSD has several benefits when compared to the OEM LSD.
-The Torsen type LSD acts as an open diff when one wheel is lifted, the clutch type diff does not have this issue.
-The clutch type diff can withstand higher shock loading without failure
As with TRD differnetial, you still require to machine your output shafts by 6mm, any local machine shop can perform this.
1Sik ALtezza, what does IBTL mean?