I think the tiag e90 looks great with black accents. Here is a recent pic of mine with with my new m3 front. Not the best pic but it gives you idea. I also have a m3 spoiler on the back in gloss black. Considering wrapping the mirrors too. Last pic is before I put on my m3 front to give an idea.
DEPO V2s - Gloss Black Grills - Gloss Black Vinyl Roof - VMR v710s 19" Matte Black - REMUS Sport Exhuast w/ Resonator Delete - Siberian Husky CoPilot