1 0 Caterpillar Fuel / Water Separator for a 2001 Peterbilt 378 Contact for price (Used) 2001 Peterbilt 378, WATER SEPARATOR- Side: Driver Left Side, Make: Wix Filter, Model: 33406, Engine: Caterpillar, For more information about this item, give us a call. We ship... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)2001Stock NumberP-72256 MLS Number12630649CategoryFuel / Water Separators Last Updated2/13/2024 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info