Amazon has put up listings for the Game Bully Controller Full Housing Shell for DualShock 4. If you are interested, you can purchase the different color variants with the following links: Chrome Blue, Chrome Red and Chrome Silver. Check out what each of the products look like with our media gallery located right below this paragraph.
As you can see above, the Game Bully Controller Full Housing Shell: PS button, Option button, Share button, directional pad, touch pad, lower casing, upper casing, analog sticks, face buttons and shoulder buttons. It also looks like you will have to take apart the parts from the original controller and then put them back together with the new shell.
The DualShock 4 has some issues in regards to the analog sticks and shoulder buttons. If you are looking for replacement parts, and liked how the above-looking products looked, you might want to take a look at the new PlayStation 4 Controller Full Housing Shell from Game Bully.