
Thumbnail Filmstrip of Duramax II-5G 165 GPH Fuel System | Airdog A7SABC509 Images

2001-2010 Duramax AirDog® II-4G Installation on a 2006 LBZ A6SABC409
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Enhance your Duramax 2001-2010 with the Airdog II-5G A7SABC509 DF-165-5G Air/Fuel Separation System—engineered for peak performance and unmatched reliability. This advanced system features a powerful and quiet 4G motor, delivering consistent fuel flow and improved engine efficiency. The integrated diaphragm fuel pressure regulator, coupled with improved port design, ensures optimal fuel flow under pressure, significantly boosting engine performance. With reduced aeration and low flow return, your engine operates more efficiently, providing smoother, more responsive power every time you accelerate. The robust 12-gauge wire harness keeps all components securely in place, ensuring a clean and hassle-free installation. Plus, with a lifetime limited warranty, you can drive with confidence knowing your investment is protected. Trust Airdog to elevate your driving experience, delivering maximum performance with every drive.
Key Features:
- Enhanced Engine Performance and Efficiency
- 165 GPH Fuel Pump
- Optimized Fuel Flow with Improved Ports
- Reduced Aeration for Increased Efficiency
- Secure Installation with 12-Gauge Wire Harnessing
- Lifetime Limited Warranty for Peace of Mind

Enhance your Duramax 2001-2010 with the Airdog II-5G A7SABC509 DF-165-5G Air/Fuel Separation System—engineered for peak performance and unmatched reliability. This advanced system features a powerful and quiet 4G motor, delivering consistent fuel flow and improved engine efficiency. The integrated diaphragm fuel pressure regulator, coupled with improved port design, ensures optimal fuel flow under pressure, significantly boosting engine performance. With reduced aeration and low flow return, your engine operates more efficiently, providing smoother, more responsive power every time you accelerate. The robust 12-gauge wire harness keeps all components securely in place, ensuring a clean and hassle-free installation. Plus, with a lifetime limited warranty, you can drive with confidence knowing your investment is protected. Trust Airdog to elevate your driving experience, delivering maximum performance with every drive.
Key Features:
Enhanced Engine Performance and Efficiency
165 GPH Fuel Pump
Optimized Fuel Flow with Improved Ports
Reduced Aeration for Increased Efficiency
Secure Installation with 12-Gauge Wire Harnessing
Lifetime Limited Warranty for Peace of [...]
Enhance your Duramax 2001-2010 with the Airdog II-5G A7SABC509 DF-165-5G Air/Fuel Separation System—engineered for peak performance and unmatched reliability. This advanced system features a powerful and quiet 4G motor, delivering consistent fuel flow and improved engine efficiency. The integrated diaphragm fuel pressure regulator, coupled with improved port design, ensures optimal fuel flow under pressure, significantly boosting engine performance. With reduced aeration and low flow return, your engine operates more efficiently, providing smoother, more responsive power every time you accelerate. The robust 12-gauge wire harness keeps all components securely in place, ensuring a clean and hassle-free installation. Plus, with a lifetime limited warranty, you can drive with confidence knowing your investment is protected. Trust Airdog to elevate your driving experience, delivering maximum performance with every drive.
Key Features:
- Enhanced Engine Performance and Efficiency
- 165 GPH Fuel Pump
- Optimized Fuel Flow with Improved Ports
- Reduced Aeration for Increased Efficiency
- Secure Installation with 12-Gauge Wire Harnessing
- Lifetime Limited Warranty for Peace of Mind