https://www.amazon.com/dp/B088FZFXGS/ref=cm_sw_r_cp_apa_glt_fabc_P1ZP27E4YN03CGKJBRKP this one here. I've been using it for 2 years and it hasn't failed me. Only problem is it can drain your battery if you leave it plugged in for too long without starting your truck. It goes right into your OBD 2 port
Not bad when you get that AFM/DFM plug an play disabler off of Amazon lol. Just unplug before you take it to the dealer if you have warranty work done.
Range Technology Plug & Play AFM/DFM Active Fuel Management Disabler Compatible with GM Vehicles RA003B (Blue) https://www.amazon.com/dp/B088FZFXGS/ref=cm_sw_r_cp_api_glt_fabc_8SJGEXAVMTB26BFA5VJG?_encoding=UTF8&psc=1
RANGE AFM DELETE. Plugs into OBS port. Easy. https://smile.amazon.com/gp/product/B088FZFXGS/ref=ppx\_yo\_dt\_b\_search\_asin\_title?ie=UTF8&psc=1