This is a replacement stud and nut kit designed for the PPE L5P manifold and up pipe kit. It fits GMC and Chevrolet vehicles from 2017 to 2024 with the L5P 6.6L Duramax engine. The kit includes ten black oxidized studs and ten flange nuts. You should use it together with the Allen bolts provided in the manifold - up pipe kit. Part Number: 116112503. Key features are replacement for PPE kits, 10 black oxidized components, and use with included Allen bolts.

How to use: First, make sure your vehicle is a 2017 - 2024 GMC or Chevrolet with the L5P 6.6L Duramax engine. Then, take out the old studs and nuts from the exhaust manifold. Next, install the ten black oxidized studs and flange nuts from this kit. Don't forget to use the Allen bolts that come with the manifold - up pipe kit. Notes: Always wear protective gloves when handling the studs and nuts. Make sure all parts are properly tightened to avoid any leaks. Maintenance: Periodically check the tightness of the studs and nuts. If you notice any signs of wear or looseness, replace the parts promptly. Keep the studs and nuts clean to prevent corrosion.