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Old 10-08-2010, 09:03 AM   #225
Registered User
Join Date: Jul 2010
Location: Jax, FL
Posts: 132
My Ride: E46 M3

Yes if you have factory NAV, you need the Fakra 5m harness. With the Fakra, you will not use your factory plugs in that pic, nor will you use that harness that came with the Dynavin.
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