aFe ProGuard D2 Fuel Filter (44-FF011) fits 2001–2012 GM 6.6L diesel trucks, offering high-efficiency filtration and maximum fuel flow for engine protection. Engineered for tough diesel environments, this direct-fit inline filter uses exclusive NF21 synthetic media to trap contaminants like rust, dirt, and debris while maintaining minimal flow restriction. It provides up to 99% filtration efficiency and supports clean, uninterrupted fuel delivery to your engine. Ideal for diesel applications requiring superior filtration and durability.
Key Features :
5-micron filter element captures fine contaminants
NF21 synthetic media for high filtration and low restriction
Direct-fit design for 2001–2012 GM 6.6L diesel trucks
Female-threaded 0.375 in. inlet for easy installation
Inline fuel filter style with no mounting bracket required
Engineered for diesel-grade flow and protection
Supports longer fuel system life and cleaner combustion
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