AirDog A7SABC513 II-5G 165GPH Fuel System for 2015-2016 Chevy/GMC 6.6L Duram

Vehicle Fitment

• 2015-2016 Chevrolet Silverado 2500/3500 & GMC Sierra 2500/3500 (LML, 6.6L Duramax Diesel)

Features

• AirDog II-5G Air/Fuel Separation and Lift Pump System
• 165 GPH (gallons per hour) high-flow diesel fuel delivery
• Integrated diaphragm fuel pressure regulator (preset 8-10 psi)
• Demand flow design recirculates unused fuel back to tank
• Quiet, low-amperage motor for efficient operation
• 12-gauge heavy-duty wiring harness with quality connectors
• Improved fuel filtration with included filter & water separator
• Mounts to frame rail ahead of fuel tank with supplied bracket

Specifications

• Part Number: A7SABC513
• Flow Rate: 165 GPH (625 LPH) performance fuel pump
• Fuel Pressure: Adjustable diaphragm regulator (8-10 psi preset)
• Compatibility: Direct fit for 2015-2016 GM 6.6L Duramax LML
• Pump Type: Gerotor style diesel lift pump
• Includes fuel filter & water separator (micron rating surpasses stock)
• Mounting: Frame rail bracket and OEM quick-connect fittings
• Warranty: Limited lifetime (manufacturer dependent)

Included Components

• 1x AirDog II-5G DF-165-5G fuel pump assembly
• 1x Mounting bracket & hardware
• 1x Heavy-duty wiring harness
• 1x Fuel filter (FF100-2) & 1x water separator (WS100)
• Fuel lines & quick-connect fittings
• Installation instructions

Product Description

The AirDog A7SABC513 II-5G 165GPH Fuel System is a high-performance aftermarket diesel lift pump and air/fuel separation solution engineered for 2015-2016 Chevrolet Silverado 2500/3500 and GMC Sierra 2500/3500 trucks powered by the 6.6L Duramax LML diesel engine. This complete kit increases fuel delivery volume and consistency, ensuring your CP4 injection pump receives clean, properly pressurized fuel to enhance engine efficiency, throttle response, and overall performance. By integrating advanced fuel filtration and a water separator, the AirDog II-5G system removes entrained air and contaminants, reducing the potential for cavitation and premature wear in the fuel system.

Designed for moderate to heavily modified trucks as well as daily drivers seeking improved reliability, the AirDog A7SABC513 installs easily using the supplied frame-mount bracket and hardware, tapping into existing OEM suction and feed lines without requiring fuel tank modifications. The integrated diaphragm fuel pressure regulator comes preset at 8-10 psi and can be adjusted for specific tuning needs. With its demand flow design, robust pump construction, and comprehensive component kit, this AirDog system delivers a balanced combination of durability, performance gains, and long-term fuel system protection.