Pixlas power supply mod on a Mac Pro 4,1/5,1

Once again, let's talk about a very important mod/upgrade you can do to your classic Mac Pro (cMP): the Pixlas mod. The Pixlas mod will allow you to install a more power GPU into the Mac Pro that it was designed for, by drawing more current directly from the power supply of the cMP as opposed to using power connectors available on the motherboard. 

If you try to install a powerful GPU

Before proceeding, some key links you should read before jumping in:

- The House of Moth - Pixlas Mod tutorial (excellent and detailed instructions provided by Jay)

- MacRumours Pixlas discussion

- MacProUpgrade facebook community

Adding a new Bluetooth 4.2 and AC Wifi card to a cMP (Mac Pro 4,1/5,1)

My cMP 5,1 (2012) now has AC WiFi, BT 4.2, Handoff, Continuity, AirDrop and Apple Watch unlock all working after terminal command activation. Thanks to support and hints found in the MacProUpgrade community on facebook.

I followed this very detailed tutorial:

https://www.crystalidea.com/blog/classic-mac-pro-wifi-bluetooth-upgrade

It is recommended that you read this thread on macrumors for more details and hints about the mod:

https://forums.macrumors.com/threads/802-11ac-bt-4-0-and-continuity-handoff-are-working-on-mac-pro-2010-keep-updating.1748061/page-48

Links to the parts I used:

• AC Wifi and Bluetooth 4.2 card BCM943602CDPAX_1
• Mini PCI-E to Wireless Card Adapter 
• IPX Antenna Extension 1.13 connector RF - 35cm long
• JST Connector 4 pins
• Generic heat shrink tubes
• Soldering iron