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

AirDog II-5G Fuel Air Separation System for Chevrolet 6.6L Duramax (2011–2014) AirDog AirDog II-5G (DF-220-5G) is a high-performance fuel air separation system engineered for the Chevrolet 6.6L Duramax (2011–2014). Designed to deliver cleaner, drier fuel to your injectors and lift pump, the II-5G improves engine reliability, throttle response, and longevity under demanding conditions. Advanced air separation: Removes entrained air and vapor for consistent fuel pressure and smooth fuel delivery. Enhanced filtration: Multi-stage filtration protects injectors and high-pressure pump from contaminants and water. Better performance: Improves fuel metering and reduces hesitation, surging, and stalling during heavy load or tow. Durable construction: OEM-quality fittings and robust housing built for long service life in diesel environments. Direct fit: Vehicle-specific design for the 2011–2014 Chevrolet 6.6L Duramax for straightforward installation. Ideal for daily drivers, towing, and performance builds, the AirDog II-5G helps maintain optimal fuel system health and consistent power delivery. Replaceable elements and serviceable design keep maintenance simple and cost-effective. Model: DF-220-5G — Fitment: Chevrolet 6.6L Duramax (2011–2014)