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Ignitions and Electrical› Computers, Chips, Modules and Programmers

PSI Power

Ag Diesel Solutions Electronic Module for 03 - 09 2003 - 2009 LG4 Inline 6 Duramax

$686.25 $549.00 Save $137.25

SKU: P05A 51078

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

Beginner — under 30 min

Description

The Truck Edition 51078 Performance Module unlocks the full potential of your 7.8L LG4 & LF8 Duramax engine, boosting horsepower, torque, and fuel efficiency for towing, hauling, or everyday driving. It offers up to 30% more horsepower and 10-20% fuel savings, is adjustable with a 4-position switch, and does not flash the factory ECM. Developed, tested, and manufactured in the U.S.A.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

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

BrandPSI Power
Part NumberP05A 51078

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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