You could always get a JDM spec car from Litchfield.

I am starting to love the car except for the weedy rear spoiler, why not big fat one? I'd buy it if I had the money.

I like the spoiler too but I do have a uk300 prodrive sat on the !Removed! of mine. but like the STI sat on the back of the blobeye so hell I'd be happy either way ;) 

Came across this with a video of it in motion :)

 

 

 

 

http://www.autoblog.com/2014/01/14/2015-subaru-wrx-sti-detroit-2014/

 

Oh and some car !Removed! 

Now I like the look of that NBR challenge beasty - a lot more purposeful