An hour? Did you read the attached PDF above? It says an estimated 7.5 hours? 
Bimmernav reports the retrofit to take 6 hours.
http://www.bimmernav.com/store/catal...-item-171.html
Quote:
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Originally Posted by x52002Silver
Can be done in about 1 hour by yourself (easy)
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__________________
Jeff
Current:
'07 Jeep Wrangler
'06 BMW X5 3.0i
Former:
'12 WRX; '08 WRX; '06 BMW X5 4.8is Dinan S1; '02 BMW 530i Dinan S2
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