Just on the insurance, and this is crazy ... it's cheaper for me to insure a 2008 m5 than my 2002 530d
These are another car I've been looking at , could probably clear a 2010 s4 for in and around 20k
€1200 tax per year and with a revo tune they fly
https://www.motors.co.uk/car-50035735/?i=1&m=sscp
https://youtu.be/2KfMY96v_Gc