Oil Valley Block Off Plugs, for Sealing Oil passages on 2005-2019 Gen IV/Gen V Engines、Replacing DOD/AFM Lifters with Conventional LS/LS7 Model Lifters （16 pcs）

For Chevrolet, GM, Oldsmobile, Cadillac 2005-2018 Gen IV and 2014-present Gen V engines 16 Piece AFM/DOD Plugs for blocking oil passages on 2005-2018 4th Gen/5th Gen engines. NOTE: These plugs fit the original DOD/AFM valley covers. They will not fit non-genuine DOD/AFM valley covers. Plugs are installed by gently tapping them into the oil passage hole and should be flush with the bottom edge of the plug after installation. Typically used to replace a DOD/AFM with a traditional LS/LS7 model lifter. 4 mm x 0.7 threaded hole in top for easy removal of plug if needed. NOTE: These plug stoppers cannot be used with non-DOD valley covers or aftermarket valley covers. This design should only be used with genuine DOD/AFM valley covers.

• Compatible with Chevrolet, GM, Oldsmobile, Cadillac 2005-2018 4th Generation and 2014 to 5th Generation Oil Valley Closed Plugs
• The 16-piece AFM/DOD plug is used to plug the oil passages on 2005-2018 Gen IV and Gen V engines. NOTE: Plugs are for use on stock DOD/AFM valley covers only. Will not fit non-genuine DOD/AFM valley covers.
• Use to plug the AFM oil line under the VLOM plate. Installation is accomplished by gently tapping the plug flush into the oil line hole.
• Installs flush to the bottom edge of the plug and is designed with removal top threads for easy removal (4 mm x 0.7 thread size).
• when changing the DOD/AFM Lifters to traditional LS/LS7 style lifters. NOTE: these plugs can not be used with a non-DOD valley cover or aftermarket valley cover. They are designed to fit with the original DOD/AFM valley cover.
• The product is a tight fit installation, if you encounter installation gaps can not be put in, it is recommended that the installation before freezing for one hour
• GJYSYP WARRANTY: We provide strict quality inspection and perfect after-sales service for every product. If you have any questions, please feel free to contact us to enjoy fast response and worry-free warranty experience.