AirDog A4SPBD101 100 GPH 4G Lift Pump for 1998.5-2004 Dodge Ram 5.9L Cummins Without In-Tank Fuel Pump

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Part #: A4SPBD101 UPC: 813094015016
Now $693.00
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Add an Extra Water Separator

Add an Extra Fuel Filter

Add a Fuel Module Upgrade Kit

ADD TO CART ($693.00)

Installation Instructions

Original AirDog 4G Lift Pumps A4SPBD101 Details

The Original AirDog Fuel Preporator is an original in diesel performance and fuel filtration. Every diesel needs an aftermarket lift pump, and the Original AirDog with the 4G pump combines the original concepts of fuel preparation with an advanced, modern and durable 4G Airdog pump. The AirDog 4G removes harmful contaminents like water, dirt and entrained air and vapor and allows fuel to flow through the regulator and back to the fuel tank, efficiently removing excess diesel fuel. The 4G has a gerotor style pump, offering quiet operation and exceptional long-lasting performance for your diesel engine.

Key Features

  • Fits 1998.5-2004 Dodge Ram 5.9L Cummins 24V Diesels WITHOUT In-Tank Fuel Pump (Block-Mounted Fuel Pump)
  • For Trucks WITH In-Tank Fuel Pump, Select AirDog A4SPBD153
  • FP-100-4G with 100 GPH (Gallon Per Hour) Flow Rate
  • Supports From Stock Up To 500 Horsepower Trucks
  • Mounts to the Frame Rail Using Included Sandwich Plate Mounting System
  • Fuel is Pulled from the Factory Sending Unit in the Tank to Supply Fuel to the AirDog
  • Pressure Side Connects Directly the VP44 or CP3 Injection Pump
  • Bypasses the Factory Block-Mounted Fuel Pump and Fuel Filter Housing
  • The AirDog Air-Vapor Return is Sent Back to the Tank Through a Filler Neck Tee
  • Quiet Self-Aligning Highly Efficient Low-Amperage Motor
  • Dual Feed AirDog 4G Gerotor Pump
  • Adjustable Pressure Regulator & On-Demand Fuel Technology
  • Complete Kit Inlcudes Pump, Filters, Wiring Harness, Fittings, Fuel Lines & Install Manual




This product can expose you to chemicals which are known to the State of California to cause cancer. For more information go to
California Proposition 65 Notice
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