DIESELR GM Duramax LMM All In One Kit (2007.5-2010)

DIESELR LMM 6.6L All-In-One Delete Kit (2007.5–2010)

Full Control for Your 2007.5–2010 Duramax LMM 6.6L

The DIESELR LMM 6.6L All-In-One Delete Kit is engineered for serious Duramax owners running a 2007.5–2010 GMC Sierra or Chevrolet Silverado 2500/3500. Designed to replace restrictive factory components, this bundle is built around reliable EFI Live tuning, premium exhaust hardware, and a proven EGR solution—all in one kit.

Whether you’re chasing better drivability, more efficient towing, or higher airflow, this LMM 6.6L All-In-One Delete Kit delivers.

What’s Included in the LMM 6.6L All-In-One Delete Kit:

• EFI Live AutoCal V3 (Blank) – Industry-standard OBDII tuning interface, prepped for custom DIESELR files.
• DIESELR EFI Live Tune Files – Available as Single Tune or SOTF (Switch-On-The-Fly) with 5 power levels.
• DIESELR EGR Upgrade Kit – Eliminates airflow restrictions and improves long-term reliability.
• 5" Downpipe-Back Exhaust System (No Muffler) – 16-gauge T409 stainless steel, mandrel bent, no bungs.
• Custom Tuning Support – From file delivery to flashing, we’ve got you covered.

Tune Type Options:

• Single Tune
• SOTF Tune (5 Levels)

Exhaust Fitment & Specs:

• Designed for 2007.5–2010 Duramax LMM trucks (EC/CC, SB/LB, Dually)
• Includes TorcTite® clamps and contour bent hangers for easy install
• Not compatible with Cab & Chassis models

Why Choose This DIESELR LMM 6.6L Delete Kit?

• Built for real-world reliability and performance
• Replaces every weak link in the factory system
• Custom-calibrated EFI Live files—not generic base maps
• True no-bungs, no-muffler straight-through exhaust flow
• Full tuning support from diesel techs who know the platform

Installation Notes:

• Requires a Windows laptop for flashing
• Professional installation recommended