Caterpillar 3400 Fuel Injector View cart “Cummins STC” has been added to your cart. $5.00 Caterpillar 3400 Fuel Injector quantity Sell us this item Category: Injectors Related products Cummins STC $10.00 Sell us this item Detroit Diesel N3 Injector $51.00 Sell us this item Cummins 5.9L 24 Valve Mechanical $5.00 Sell us this item CUMMINS Dodge 5.9L Common Rail Injector 2003-2004 $10.00 Sell us this item