So I did the Jato conversion today and took some pictures for anyone who was confused about how to do this.
Here are the stock shafts:
Here is the part you need:
Step 1: Remove the whole driveshaft from the truck:
Here is the old and new side by side:
Step 2: Remove the Yokes and Stub Axles:
Step 3: Find your 2.5mm drill bit and drill out the holes on the yokes and stub axles:
Here is the side by side of one drilled out, and one stock:
Step 4: Reassemble the yokes and stub axles onto the Jato shaft:
Step 5: You're done!