It sounds like you might be looking for the seals. Here is the kit
https://www.amazon.com/ACDelco-15-20058-Equipment-Conditioning-Compressor/dp/B000C9F7OS/ref=sr_1_1?keywords=Acdelco+15-20058&qid=1580441425&sr=8-1
You want to use the green and yellow(gold) ones and the smaller line extension on...