[Picus]

Originally Posted by Accumulator

Picus & orionredwing- OK, sounds like the aftermarket has the diff issue covered. Just seems odd to me that BMW doesn't offer them on some models

And yeah, certain turbo setups work great, though I'm usually sorta a naturally-aspirated guy myself.

No BMW's but "M's" get LSD's. It's silly, but that's how they've always done it.