2001 Peterbilt 378, Truck Delivery, Air Cleaners, Fits to: Peterbilt 378, (Used) 2001 Peterbilt 378, AIR CLEANER- Side: Passenger Right Side, Color: Grey, Material: Steel, Engine: Caterpillar, Dimensions: L=28", D=12", For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921, Truck Year 2001, VIN 1NPFL00X71N554048, Side Passenger Side 1NPFL00X71N554048