Quoting mikus:
Evo 3 radiators work as well
Note these will be larger - an E16G will clear, but if you're running non-MHI you might have trouble. I couldn't fit one with my current parts
Don't let anyone beat you up for wanting one even if just for looks on a clean, maintained car -- there's a lot of aftermarket wheels & JDM bumpers out there. Here's an E3 Koyo shined up:
Does the EVO 3 koyo bolt right up and use the same threads for the coolant temp sensor and everything?