SRF Turbo Coolant Fitting Assembly SRF-L5P-TCF | 2017-2025 Duramax 6.6L L5P

Square Root Fabrication L5P Duramax Turbo Coolant Fitting

The Square Root Fabrication L5P Duramax Turbo Coolant Fitting is a must-have prevention upgrade for your truck. As L5P engines age and experience repeated heat cycles, the factory coolant tube on the left-hand side of the turbocharger is prone to failure. This line often cracks near the welded area by the bolted flange, leaving you stranded and searching for an expensive OEM replacement.

Avoid downtime and costly roadside repairs with this Billet Aluminum Replacement, engineered for durability and reliability.

• Direct replacement for factory coolant tube
• Billet aluminum construction for long-lasting strength
• Prevents common rupture and cracking issues
• Perfect preventative upgrade for modified L5P Duramax engines
• Replaces OEM part number GM 12691899