LBZ Duramax Studs & Fasteners

Upgrade your 2006–2007 LBZ Duramax with premium studs and fasteners engineered for extreme durability and precise fitment. From head studs to main studs and critical engine hardware, these high-strength components are built to handle high boost, heavy towing, and performance tuning. Whether you're rebuilding or upgrading, trusted brands deliver the clamping force and reliability needed to keep your LBZ Duramax engine sealed and secure under pressure.