AirDog AirDog II-5G Fuel Air Separation System for 01-10 Chevrolet 6.6L Duramax

AirDog II-5G Fuel Air Separation System for 01-10 Chevrolet 6.6L Duramax Brand: AirDog The AirDog II-5G (DF-165-5G) is a high-performance fuel air separation system engineered for 2001–2010 Chevrolet 6.6L Duramax engines. Designed to protect your injector train and boost engine reliability, the II-5G delivers cleaner, drier fuel for improved combustion and long-term durability. Superior fuel filtration: Multi-stage separation removes air, water and contaminants to prevent cavitation and injector damage. Optimized for Duramax 6.6L (01–10): Direct-fit application ensures correct flow rates and pressure for diesel performance engines. Improved fuel economy & power: Consistent fuel delivery stabilizes combustion, supporting smoother idle, quicker throttle response and potential MPG gains. Durable construction: Heavy-duty housing and quality internal components built to withstand harsh operating conditions. Maintenance-friendly: Easy access filter element and service parts available for routine upkeep. Install the AirDog II-5G to reduce injector wear, minimize downtime and extend the life of your Duramax fuel system. Ideal for daily drivers, towing and performance builds requiring dependable, contaminant-free fuel delivery. Compatible models: Chevrolet/GMC 6.6L Duramax engines from 2001 through 2010. Part number: DF-165-5G.