This is not about drop rate of techparts, just normal loot.

For reference this is how the usual loot looks for a 80/80 warbot:
WB-Loot.jpg

And this is how the 88/88 warbot titan loot looks:
WBT-Loot-1.jpg
WBT-Loot-2.jpg
WBT-Loot-3.jpg
And the worst so far:
WBT-Loot-worst.jpg