I only worry about cracked paint on the painted spoiler. Warranty is three years, and I intend to keep the car for a while. I may go with the carbon fiber spoiler for this reason. Nice look though.
2012 F10 550i M-Sport | Dark Graphite II | Hex Aluminum | Black Interior | Cold Weather | ARS | HUD | Side and Top View Cameras | BMW Apps | Premium Sound | M5 Style Spoiler | Rho-Plate | Dinan Stage 2 Tune | Dinan Suspension| Dinan Shockware | BMWPedals | 70% Crystalline Tint