E55s are basically low cost used performance cars these days. They are owned by people who couldn't afford a new M5 or E63 or anything up to date.
These guys are just engaging in a self back patting exercise to rationalize a 20-30k purchase which they probably could barely afford.
2014 ///M5 Individual Frozen Grey, Silverstone Full Merino, Piano Black, Exec Pkg, Drivers assistance plus, LED Pkg, Bang and Olufsen, 20" 343M Forged Alloy Wheels
Countermeasures: Bel StiR+, Laser Interceptor Quad HP, Zaon MRX
Upgrades: Eisenmann Sport with M Performance Carbon tips, Dinan anti-roll bars