VIDEO #2 Installing the newLifters on the 2015 gmc Sierra Head bolts torque specs! Here is some useful links for tools that you need to get this job done and that you will need on any other projects you might have!! my go to scanner 👉https://amzn.to/3he23N1 Scanners that i own and recommend 👉 https://amzn.to/3sKFt54 https://amzn.to/3o86P1r […]