Tuning The Duramax!

Add 150HP and 300 lb-ft of Torque to your Duramax with the Evolution CTS3 Tuner and Stage Kits!

Take Your 2017-2019 L5P To 550HP With Our Performance Bundle!

Duramax LML First time using hot tune after Delete/Tune

LML Duramax Diesel Tuning - 5 Questions & Answers

LML (2011-2016, 6.6L Duramax) EZ Lynk Tuning

FIVE POSITION ON THE FLY TUNING SWITCH by Duramaxtuner.COM

2023 DIESEL TUNING! | HUGE POWER GAINS |

Tuning a 20+ Year Old Truck, What Could Go Wrong? DIY 'Till I Die EP 2.

2022 Chevrolet Silverado 2500HD L5P Tuned & Deleted Cold Start

Englehart Productions

2020 Duramax, 3” downpipe, 5” straight pipe

Driving a 2020-23 Duramax with a Banks Derringer tuner and PedalMonster throttle controller

Duramax Diesel | HOW TO TUNE your BullyDog Chip (Changing tunes)

Syxxes Backcountry

3.0 Duramax Performance Upgrades | Edge EZX Tuner

Boost Your LLY Duramax Horse Power with New DSP5 Efi Live Tunes

How to Build a 500 WHP Duramax LML!

How to Build a 425 WHP Duramax LLY!

Duramax PPE Tune (+120hp)

Diesel Enthusiast

Custom Tuning For Your L5P With DuramaxTuner and Edge!

Tuned L5P Duramax on 24/14s