Can you guys help where I can source out 4.8 engine. I have 2004 e53 with n62 4.4 engine. I am close to needing a rebuilt but would like to swap in a 4.8 engine & trans if I can locate one.Can you guys direct me to any place preferably in north Jersey. thanks

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2004 BMW X5 >4.4i Retrofit 4.8 Rear Bumper, Extended Flares, 4.8 exhaust ,Bull guard, Blacknight gauge cluster.
2009 BMW X5 >35D -Stage 2 DUDMD tune, full delete ATM catted DP, Midpipes, EGRracepipe, swirlflaps.
Sutphin TCU v3.0 Tune *Upgrade ATM FMIC
2005 Audi A4 B6 GIAC Stage 5
*to be installed