Ridetech for the WIN!!! I had the ridetech coilovers on my 5th gen (before I ended up an employee of the company) and it was magic!!! I would defiantly put them up against DSE! If you also drive your car on the street I would pick Ridetech for sure, the ride quality is on point.
Here is a link to our current 5th Gen lineup...
http://www.ridetech.com/store/muscle...ures_hash=V359