AirDog Duramax 200GPH Pump

Experience exceptional performance with the AirDog II-4G pump. Boasting an impressive 200GPH flow rate at a regulated 8 PSI, this system is crafted specifically for 2001–2010 Duramax diesel engines, ensuring optimal fuel delivery while effectively eliminating water, air, and debris. Perfect for any AirDog Duramax configuration—even if you're looking at alternatives like the AirDog 165 Duramax—this pump improves performance for moderately modified trucks.

Overview
The AirDog II-4G is a high-performance diesel fuel lift pump designed to enhance engine efficiency. Its compact, durable design paired with a preset regulator allows for quick, hassle-free installation using a bolt-on frame bracket and SAE J2044 quick connects. Enjoy improved cold weather starts and lowered emissions while powering engines in the 500–800 HP range.

Key Features & Benefits
• 200GPH flow rate at a steady 8 PSI
• Compact design featuring a preset regulator for accurate fuel pressure
• Efficient purification that removes water, debris, vapor, and entrained air
• Easy bolt-on installation with SAE J2044 fittings
• Enhances performance for trucks in the 500–800 HP range
• Better cold weather starts and reduced emissions

System Compatibility

• Compatible with LB7, LLY, LBZ, LML, and LMM 6.6L Duramax diesel engines
• Optimized for vehicles like the Chevrolet Silverado (2500HD/3500), GMC Sierra (2500HD/3500), and similar GM models

Installation & Warranty
This complete kit includes all the necessary components for a straightforward installation. Be sure to register online to take advantage of the Lifetime PureFlow AirDog Warranty. For additional fuel system options, visit our AirDog II-4G Fuel Air Separation Systems collection.