Amazon.com: Cup Turner Foam Inserts Set for 3/4" PVC Pipe, Cup Turner Spinner Foams Fit All Tumblers Bottles Cups with Mouth Opening Width from 1.5" to 4"-PVC Pipe OD 1.05" (10pcs) :
005793la10KT1 - Turner Hot Side & Cold Side Charge Pipes - N20 | Turner Motorsport