Ouch, that looks painful! Hope you get better soon.
As for the power lift gate - if you do that and i can retrofit it too i will a hero in my wife's eyes... after she saw that there are some cars out there that have that option, she keeps nagging me about having a car that has a power lift gate...

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'06 X5 4.4i| (08/06 built date) | Executive Edition | Sport Package
'08 X3 (wife's ride) - Sold
'05 325i - Sold
'03 325i - Sold
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