I get to see this work of art in person on Saturday but have you considered a clear matte finish on the tails? I think it could look great...
2014 M5 Competition Alpine/Sakhir
BMS Tune. Undercover Performance Custom Downpipes & Connector. H&R 10mm Spacers. BMW CF Rear Spoiler. IND Cosmetics. ALP & BEL Radar & Laser.
2011 Space Grey E92 M3 AA Gen 2 Lvl 3 586whp 398wtq SAE (sold)