![5" D Plenum Weld-on End Cap](http://rossmachineracing.com/cdn/shop/products/RMR-077_{width}x.jpg?v=1651246669)
The D shape end cap is machined from 6061 aircraft quality aluminum. The end cap is designed to match the profile of our D plenum extrusion for easy mock up and welding. This in conjunction with our other manifold parts make for an easy, clean, and different looking manifold that you can build yourself.