Do a Web search for these OEM part numbers:
Cooler. Charge Air 52079700AB; 52079700AA
New ones are not cheap!
Find the best price or hunt for a good used one at a wreaking yard...
IF yours is cracked, some on this forum have had good success patching with 5 minute epoxy or JB Weld....
Best of luck!
_________________
Supporting Vendor and Moderator of LOST05 Jeep Liberty CRD Limited 
Ironman Springs/Bilstein/Shocks
Yeti StgIV Hot Tune
Week's BatteryTray
No FCV/EGR
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SunCoast/Transgo
Carter Intank-pmp
2mic.Sec.Fuel Filter
Flowmaster/NO CAT
V6Airbox/noVH
GM11 Bld.fan/HDClutch
IronrockArms/wwdieselMount98 Dodge Cummins 24 Valve