Replacement Pump for D-Max Series Fuel Systems on GM Duramax 6.6L

Vehicle Info Needed

FASS FUEL SYSTEMSPART NUMBER: 394-RPDMAX

Replacement Pump for D-Max Series Fuel Systems on GM Duramax 6.6L

Name: Replacement Pump for D-Max Series Fuel Systems on GM Duramax 6.6L
Brand: FASS FUEL SYSTEMS
SKU: 394-RPDMAX
Price: 219.57 USD
Availability: InStock

^$219⁵⁷

Ships on 10/19/2026

Lowest Price Guarantee

Replacement Pump for D-Max Series

GM Duramax 6.6L

Verify Compatibility Before Ordering

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This replacement pump is built for the FASS D-Max Series (DMAX7001/DMAX7002) fuel flow enhancer for GM Duramax 6.6L.

FASS RPDMAX Replacement Pump Features:

Direct replacement for the D-Max Series pump
For use on GM Duramax 6.6L applications
Verify your existing system's part number before ordering
Sold Individually

Part TypeFuel Lift Pump

BrandFASS FUEL SYSTEMS

Package Height4.4

Package Width4.9

Package Length7.1

Weight4.1 PG

Part CategoryPerformance Parts

QuantitySold Individually

Part FitmentDirect Fit

Vendor Part NumberRPDMAX

Package Qty1

Package TypeEA

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