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None that I am aware of. The SRT (swift racing) intake and ECU combo comes with an ECU that changes the GS the air-fuel ratio. You can also splice in an overall engine management system like Apexi offers. However, neither of these are drop-in chips.
Originally posted by Guru Or just buy S-AFC II which is what I did. Tune the fuel curve on the dyno with a wideband O2 though.
Guru, do you have any writeups, or can you relay any experience from your install? I'm of the increasing mindset that adding layer after layer after layer of mods, a tuning tool like a S-AFC is the way to go.