From Game Revolution: “While there are hundreds of different weapons to find and equip in Borderlands 3, some are more powerful than others. Of course, youll be wanting to know where to find the best weapons in Borderlands 3. Thats where we come in with this Borderlands 3 Porcelain Pipe Bomb location guide. Read on to discover where you can find the ridiculously powerful Grenade Mod. Not only will you find out the answer to where is the OP pipe bomb? question, but well also let you in on how strong the Borderlands 3 Pipe Bomb is.”
Source: N4G PC Borderlands 3 Porcelain Pipe Bomb Location | Where is the OP Pipe Bomb?