This custom made mirror polished stainless steel cover is made from T-304 stainless. It is easy to install and it covers the top surface of the power steering housing and the visible side facing the drivers fender. The chrome cap is sold separately. It is not included with the housing cover. It measures approximately 2-1/4? wide x 3-1/2? long x 3-3/4? high, and is SUPER easy-to-install.