These mounts replace the oem plastic and rubber pieces with billet aluminum and polyurethane construction.  New Hardware is included. The intent of upgrading your mounts is reduce flex, directing power to tot he ground rather than twisting the engine and transmission. An often worn rear mount will cause the transmission to bottom out under launch conditions.  Parts are hard anodized Gunmetal Grey. Bushing is black. 

This mount will work with K swap GD's if fitted OEM mounts.