2006 TBSS 4l65 to 4l80. I need help converting tans and Engine tune. I want the Torque mang. turned off I'm not using input shaft sensor so if you can please help. I tried running it but the Torque mang. takes 12 degs out and kills power. Thanks for any help.
Johnny Engine base.tunJohnny 4l65 trans base.tun

Brad Brand