View 7 Photos View 0 Videos Caterpillar 3406/3306 Engine Part Air Transfer Tube Part # 7W7997 $125 USD (GOOD USED) Caterpillar 3406/3306 Turbo Connection Part# 7W7997, Stock# 5880 | Tested Inspected! All our PARTS are TESTED and Ship PRIORITY MAIL! OVERNIGHT SHIPPING options are available!... ConditionUsedPart Number7W7997Stock Number5880 MLS Number12331361CategoryEngine Miscellaneous Parts Last Updated9/22/2023 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info