DIESELR 2.8L GM Duramax LWN All In One Kit (2016-2021)

DIESELR 2.8L GM Duramax LWN All-In-One Kit (2016–2021)

Complete All-In-One Tuning Kit for 2.8L Duramax LWN (2016–2021)

The DIESELR 2.8L GM Duramax LWN All-In-One Kit (2016–2021) is built for Colorado and Canyon owners who need more than stock performance. This bundle delivers full ECM tuning control, emissions solution components, and a performance exhaust setup—all backed by DIESELR calibration experts.

What's Included in the 2.8L Duramax LWN Kit:

• HP Tuners MPVI3 - Blank Tuner – OBDII interface ready for ECM tuning on 2.8L LWN (2016–2021)
• DIESELR MPVI3 Tune Files – Single tune, calibrated in-house for 2016 and 2017+ models
• GDP Support Pack (by Year) – Includes tuning support and required credits (2 credits for 2016, 4 credits for 2017–2021)
• 8 HP Tuners Universal Credits – Necessary to unlock and flash the ECM
• DIESELR Turbo-Back Exhaust System – 3" stainless system, built to reduce EGTs and improve airflow
• DIESELR EGR Upgrade Kit – Eliminates flow restrictions and enhances long-term reliability

Available Variants:

• Year: 2016, 2017, 2018, 2019, 2020, 2021
• EGR Kit: Included

Turbo-Back Exhaust Features for 2.8L LWN:

• 3" system built from 16-gauge T409 stainless steel
• Mandrel-bent tubing with improved flanges
• TorcTite® clamps for secure, rattle-free install

Why Choose the DIESELR LWN All-In-One Kit?

• Eliminates restrictive OEM components for real performance
• Delivers precise ECM tuning through MPVI3
• Reduces exhaust gas temps and increases durability
• Built specifically for the 2.8L Duramax LWN platform

Fitment:

• Fits 2016–2021 Chevrolet Colorado and GMC Canyon 2.8L Duramax LWN trucks
• Designed for off-road/competition use only

Installation Notes:

• Requires Windows laptop and internet for tuning
• Post-purchase tune form required for file processing
• No fabrication needed – direct bolt-on system