I wear 14's. I guess I'm used to having limited space for my feet to operate. I would agree it would be nice to have a little more room, but it never has bothered me enough to pursue it. I'll be curious where you go with this.

AM.

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E70 2010 3.0 M57 AT Titanium Silver with Black Leather
E53 2004 3.0 M54 AT Toledo Blue with Gray Leather
E83 2008 3.0 N52 AT Silver Gray Metallic with Black Vinyl
E46 1999 2.8 M52TU 5MT Black with Tan Leather 250K+ miles (Sold, but not forgotten)