The Front Sub Frame is made up of components including this Subframe Comp,fro which is the most expensive.
A sample from the products for the Front Sub Frame include: Rod Comp,s/frm Pe, Subframe Comp,fro, Bolt,flange 8x25, Bolt Flange 14x115.
In this schematic the "Bolt Flange 14x115" is used most often.