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The AirDog II-5G fuel air separation system for 2001–2010 Chevrolet 6.6L Duramax is a direct-fit fuel system component that separates air and contaminants from diesel before final delivery. Intended for Duramax owners looking to maintain consistent fuel flow and protect downstream injectors and pumps, this DF-220-5G unit matches the listed model years and engine configuration.
PureFlow AirDog II-5G 01-10 Chevrolet 6.6L Duramax DF-220-5G Fuel Air Separation System
