2017-2026 Duramax L5P Billet Turbo Coolant Fitting - Square Root Fab

These Square Root Fab fittings are machined out of billet aluminum to replace the factory line that’s prone to cracking and leaking!  These are designed for offroad application L5P's. 

The 2017-2019 fitting utilizes a high temp o-ring seal This fitting has a 3/8" barb

The 2020+ fitting is designed to work with the factory style gasket! This fitting has a 5/16" barb

We also sell the silicone cap that is relevant to this fitting. Found HERE

Currently in stock and ready to ship!