Racing puts stress on stuff

Where is the oil leak coming from? Turbos, feed lines, ...?
Yeah the TCs have been saying goodbye. I think the 6F50 and 55 share the same part number for 2010-12 MYs! Dunno if that means the innards are the same.
Converter Assy Select vehicle options to narrow down result
Ford 9E9Z-7902-B Production Date: 06/2009-02/2012
9E9Z-7902-B
Converter Assy
184K
Base Number: 7902
Callout Name: 7902
Replaced by: 9E9Z-7902-BRM
$282.55$264.96
1
Ford AA5Z-7902-A Production Date: 06/2009-05/2010
AA5Z-7902-A
Converter Assy
4 Bolt Converter
Base Number: 7902
Callout Name: 7902
Replaced by: AA5Z-7902-ARM
$420.48$360.13
1
AA5Z-7902-ARM Production Date: 06/2009-05/2010
Converter Assy
Remanufactured
Callout Name: 7902
$420.48$360.13
1
So far the only real upgrade is a) fluid and b) the Sonax Zip Kit Plenty of pie in the sky promises if you are inclined to believe them.