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Air and Fuel Fuel Pumps, Regulators and Components

aFe

aFe Diesel Fuel Systems DFS780 Series 01-10 GM Diesel 6.6L V8 (Full Time Operation)

$1,250.00 $1,000.00 Save $250.00

SKU: A007 42-14011

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INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: 42-14011

The diesel fuel in your truck contains contaminants dirt, water and air/vapor which is reducing power and damaging your diesel fuel injectors. aFe's POWER DFS780 Diesel Fuel System, with its patent-pending design, is capable of removing power-robbing debris such as air, water and other contaminants. The DFS780 also boosts fuel pressure ensuring constant availability for the high-pressure pump, improving throttle response and horsepower at all RPMs.

DFS780 Fuel Pump (Full-time Operation) GM Diesel Trucks 01-10 V8-6.6L (td) LB7/LLY/LBZ/LMM

MIA's Description

The aFe 42-14011 DFS780 Fuel System is a complete fuel system solution for 2001-2010 GM 6.6L Duramax LB7/LLY/LBZ/LMM engines. It replaces the factory lift pump, removing contaminants, water, and air/vapor from fuel to ensure constant availability for the CP3 injection pump, thereby improving throttle response and horsepower.

Fitment

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Specifications

BrandaFe
Part NumberA007 42-14011

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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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