Quote Originally Posted by DC5.Raven View Post
Yea you may require the revert to the DC5R ecu for compatibility with K-Pro.

Look here:
http://www.ozhonda.com/forum/showthr...DC5S-with-Kpro

As mentioned above, you may want to consider other lighter shells (EG / EK).
Given that you have to revert to the DC5R ECU with all the O2 sensor and harnesses that you need to buy and replace. How do the guys in America get away with tuning the RSX-S? Surely it can't be that different...