Just completed an install on 04 325...all done in approx 10hrs, no modifications. Maybe because I have done them before it makes it easier but its straight forward really. Car started first pop. i would always recommend calling AA if things look like needing modification. Hope your all sorted now.
Gone to new home:-
Fastest ET firstname.lastname@example.org
Highest MPH 129.49mph
Highest HP 631rwhp Dynodynamics