New Aftermarket Fuel Injector For Caterpillar. 3304, 3306, D330C, D333C, 3S6280, SR4. This item is in the category "Business & Industrial\Heavy Equipment, Parts & Attachments\Heavy Equipment Parts & Accessories\Air Intake & Fuel Delivery". The seller is "arkotractorparts" and is located in this country: US. This item can be shipped to United States.