Air. Inlet. Connection.. hose. Charge Cooler Pipe. InterCooler Pipe.
A Pipe that transfers compressed Air to from the turbo or super Charger to the InterCooler.

Turbocharger Intercooler Pipe

Fits Transit-150, Transit-250, Transit-350, Transit-350 HD

3.5 LITER TURBO, 2015-19.
Turbocharger Intercooler Tube - Repair or Replace
If your 2016 Lincoln MKX is equipped with a turbo and you've noticed a reduction in acceleration or a hissing on acceleration accompanying your check engine light, your intercooler or its piping/tubes may need to be repaired or replaced.