What Acura model & year is the best from the period 2004-2008? will definitely be looking for privately owned
It depends on your budget and needs as well as their availability in your local market.
Anything with a K-Series 4 Cylinder Engine and a manual transmission.
The 4 cylinders in Acuras have Turbo which usually ends up going out soon especially considering the age and mileage he is looking at.
Update*: K20 4 Cylinder, no turbo, manual transmission.