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Air and Fuel› Fuel Pumps, Regulators and Components

PureFlow AirDog

AirDog II-5G DF-165 Fuel Pump

$1,007.00 $859.00 Save $148.00

SKU: DF-165-5G

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 PureFlow AirDog II-5G DF-165 is an air/fuel separation lift pump designed for 2011-2014 6.6L LML Duramax engines. This fuel preporator mounts to the frame jig in front of the fuel tank and feeds the CP4 injection pump through the factory line. It features an integrated, fully adjustable diaphragm pressure regulator (7-55 psi) for consistent fuel pressure and higher flow rates. The system includes a 2-micron fuel filter and water separator.

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.

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Specifications

BrandPureFlow AirDog
Part NumberDF-165-5G
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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