Ignitions and Electrical› Computers, Chips, Modules and Programmers

DuraMax Tuner

4500/5500/6500 Custom Tuning Package (5 Tunes) NO HARDWARE for EZ Lynk Auto Agent - L5D (2019-2023)

$1,028.34

SKU: D06C DM1KO1272093010

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Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Calibrated Power Solutions - L5D Tuning Package includes everything needed to tune 2019-2023 L5D 6.6L Duramax in Chevy 4500, 5500, or 6500 Medium Duty trucks. Does not delete or tamper with emissions equipment. Factory rated output for the 6.6L L5D Duramax Diesel engine is 350 HP and 700 ft-lbs of torque. This tuning unlocks the power potential. Includes 5 power levels: Heavy Tow (+40 RWHP, +70 ft-lbs), Light Tow (+80 RWHP, +140 ft-lbs), Street (+100 RWHP, +180 ft-lbs), Sport (+150 RWHP, +270 ft-lbs), and Optimized Stock. No laptop required, uses a smartphone or tablet. Monitor & Datalog PIDs directly on your mobile device. Retains all factory safety settings.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandDuraMax Tuner
Part NumberD06C DM1KO1272093010

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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