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Air and Fuel› Fuel Pumps, Regulators and Components

AirDog

II-4G DF-165 165 GPH Fuel Air Separation System

$965.00 $650.00 Save $315.00

SKU: A6SABC410

In Stock
In Stock
Ships by Jul 30
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30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The AirDog II-4G DF-165 is a diesel lift pump and fuel air separation system designed for 2011-2014 Chevy/GMC Duramax 6.6L Diesel engines. This system mounts to the frame jig in front of the fuel tank for a clean installation. It connects to the factory suction fitting and the injection pump feed line, returning air/vapor to the tank via a filler neck tee. This 165 GPH system is suitable for moderately modified trucks.

Fitment

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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.

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Specifications

BrandAirDog
Part NumberA6SABC410
CategoryAir and Fuel

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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