Trans cooler:
One Transmission Cooler (p/n 10275682) , ACDELCO Part # 89018358 {replaces 88987267}
-Two Nuts to Mount the Bottom of the Cooler (p/n 11517293)
-One Hose to the Transmission (p/n 10254586)
-One Hose from the Transmission (p/n 10416317)
-One Bracket to Cover the Hoses (p/n 10227107)
-Two Bolts to Mount Bracket (p/n 12337828)
Oil Cooler:
Gm PN# 89023443
General info
http://www.gmfleet.com/pdf/2010_Impala_Police.pdf