VCM Tuner for 2007+. Installs inline with engine temp sensor to disable VCM (Eco Mode cylinder shutdown) on the 3.5l V6 Honda engines. I have a .pdf of the manual also.
https://www.vcmtuner.com/collections/vcm-disable/products/vcmtuner
Only used for a short time, as my 300k mile Pilot has other issues.