https://halo-performance.com/product/honda-talon-electronic-sway-bar-disconnect/
the part should not cost $6500. Toyota is being a jerk trying to sell more TRD PROs.
somebody was able to add the OEM switch for something else on the 4g and it worked. So the harness is probably the same. but who wants to spend $10,000 to get this to work when the OEM add-on is under $1500.