Caterpillar 3400 Fuel Injector View cart “Detroit Diesel N or C Series Injector” has been added to your cart. $5.00 Caterpillar 3400 Fuel Injector quantity Sell us this item Category: Injectors Related products Cummins ISX Monarch Commonrail Injector $35.00 Sell us this item CUMMINS N14 Celect OLD STYLE with Solid Spacer Injector $20.00 Sell us this item Detroit Diesel Series 50/60 Injector PN 5000 & UP $55.00 Sell us this item Cummins ISX Injector-PN 4062567, 4062568, 4062569 $25.00 Sell us this item