Right hand side looking from the front, yes.
L shaped thing. Its simply two circlips to undo and she comes off easy. 2 minute job, five to clean the oil off your hands afterwards. Just needs one screwdriver.
Symptoms are dense smoke low power, a turbo whistle and in the final stages engine warning light and intermittent 'limp mode' cutting in at high throttle settings
After replacement the old girl will still smoke badly for a few miles until all the oil has been burnt up.
I wouldn't bother with ebay. I drove to a land rover dealer who had one in stock and did it in their car park £9 only IIRC.
The hose that went on me, is the one top right here. Could fit your fingers through the split