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Buy the Fleetguard AS2474 Air/Oil Separator for superior heavy-duty filtration. A direct, high-quality replacement for Cummins 4931691, designed to maximize engine protection and efficiency.

Ensure peak engine performance with the Fleetguard Fuel Water Separator. Featuring a durable aluminum canister, dual metal hose barbs, and an easy-to-use bottom drain valve, this Cummins-manufactured assembly provides superior OEM-quality protection against fuel contamination.