GT3788VA Turbo for GMC Sierra 2500 HD Chevy 6.6L 2011-2016 Duramax LML Engine

GT3788VA Turbo for GMC Sierra 2500 HD Chevy 6.6L Duramax LML

This GT3788VA turbocharger is a direct-fit replacement unit for the 6.6L Duramax LML engine in 2011-2016 GMC Sierra 2500 HD and Chevy models.

Overview

This GT3788VA turbo serves as a replacement turbocharger for the 6.6L Duramax LML engine used in 2011-2016 GMC Sierra 2500 HD and Chevy trucks. It bolts into the factory turbo location to restore boost pressure and drivability on LML-equipped trucks. It fits owners replacing a failed or worn turbo on a Duramax LML build.

Built For Performance

• GT3788VA turbocharger configuration for the 6.6L Duramax LML engine
• Direct-fit replacement for the factory turbo location on 2011-2016 trucks
• Variable vane design matches the LML engine's boost control strategy
• Built to restore factory boost levels on a worn or failed turbo
• Designed for 6.6L Duramax LML displacement only

Fits These Machines

• for 2011 GMC Sierra 2500 HD 6.6L Duramax LML
• for 2012 GMC Sierra 2500 HD 6.6L Duramax LML
• for 2013 GMC Sierra 2500 HD 6.6L Duramax LML
• for 2014 GMC Sierra 2500 HD 6.6L Duramax LML
• for 2015 GMC Sierra 2500 HD 6.6L Duramax LML
• for 2016 GMC Sierra 2500 HD 6.6L Duramax LML
• for 2011-2016 Chevy 6.6L Duramax LML models

On-The-Job Use

• Replacing a failed turbo on a Duramax LML work truck
• Restoring boost on 2011-2016 Sierra 2500 HD and Chevy trucks
• Tow rig and daily driver repairs
• Shop and fleet maintenance on LML-equipped trucks

Specs At A Glance

Good To Know

Q: Is this turbo a direct replacement for the factory unit? A: It is configured as a GT3788VA replacement for the 6.6L Duramax LML in 2011-2016 GMC Sierra 2500 HD and Chevy trucks. Confirm your engine code and model year before ordering.

Q: Should I check for debris in the intake before installing a replacement turbo? A: Yes, inspect the intake and oil supply for debris or wear before fitting a replacement turbo. A clean oil feed and clear intake help protect the new unit.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.