Foam Rubber Insulator Cover For Our A/C Accumalator/Driers? PART#15022186

[1996*GMC*SHORTBED]

Anyone know a source for these? They are discontinued from GM/A-C Delco. They are GM part# 15022186...or A-C Delco # 15-10603. They are for our old body style trucks, tahoes, suburbans, etc. thanks