Our kit includes the top and end-caps and take ~5 minutes to install. Both caps install "over" the OEM caps.
$50 Shipped Domestically here: http://zspec.us/site/product/zspec-300zx-z32-cruise-control-caps-billet-aluminum/
We also still offer our Red, Black and Polished Finishes as well...
Includes stainless fasteners to replace the stock screws.