7 0 Cummins 3957380 Air Transfer Tube Part # 3957380 for ISB 5.9L Diesel Engine $95 USD (GOOD USED) Cummins Part # 3957380 Pulled off a Cummins ISB 300HP, P/N 3957380 AATRZ USA CA4, Stock # IN029| Tested Inspected! All ourPARTSareTESTEDand ShipPRIORITY MAIL!OVERNIGHT... ConditionUsedFits To EquipmentDiesel EngineFits To Make(s)CumminsFits To Model(s)ISB 5.9LPart Number3957380Stock NumberIN029 MLS Number12103978CategoryAir Transfer Tubes Last Updated6/6/2023 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info