Upgrade or replace your existing valve cover bolts with this Valve Cover Bolts Set. Designed specifically for a range of LS engines from 1999 to 2013, these bolts are made to meet the highest quality standards, ensuring a perfect fit and durability. Each set comes with 8 bolts and Viton grommet seals, providing a secure and reliable seal to prevent leaks. Manufactured with Dacromet Silver Coating, these bolts are built to withstand rust and corrosion, making them ideal for both performance and longevity. Whether you're upgrading or performing routine maintenance, this set is the perfect solution for your LS engine. Engine Quest produces high-quality OE-style replacement parts. Each part undergoes rigorous testing and inspections to meet EngineQuest's exact specifications. Designed for precision manufacturing and durability, our products ensure easy installation. With nearly 500 SKUs available, the company specializes in hard-to-find, in-demand parts, including those no longer available from the OEM, difficult to salvage, or with prohibitively high OEM costs.