September 8, 2026 L5P Duramax Head Stud Installation Guide (2017–Present 6.6L) — CP881 Complete head stud installation walkthrough for the 2017–present L5P Duramax — three-stage torque specs, second-group torque, and thread prep. Read now
September 8, 2026 6.6L Duramax Head Stud Installation Guide (2001–2016 LB7, LLY, LBZ, LMM, LML) — CP877 Complete head stud installation walkthrough for the 2001–2016 6.6L Duramax — M12 three-stage torque specs, upper row M8 bolt procedure, and thread prep for all five generations. Read now