Up pipes and exhaust manifolds Lbz Manifolds
High-Flow Exhaust Manifold and Up-Pipe Kit for 2006-2007 (LBZ) GM 6.6L Duramax. PPE High-Flow Manifold is made from high-sil moly cast iron. The PPE Up-Pipe LBZ Duramax with Pro Fab manifolds & up pipes EGR Removal Part 7 - Exhaust Manifold 260k Miles… 😬 How To Check For Exhaust Leaks On Your Diesel Truck! #harborfreight #mechanic #duramax which exhaust manifold to replace on LBZ | DuramaxDiesels.com ...