Caterpillar 3400 Fuel Injector View cart “Ford 7.3 Powerstroke AA, AO, AC, AF, & AB Injector” has been added to your cart. $5.00 Caterpillar 3400 Fuel Injector quantity Sell us this item Category: Injectors Related products Caterpillar 7000 Injector $1.00 Sell us this item Duramax Chevy / GMC 6.6L LBZ 2006 $8.00 Sell us this item Duramax Chevy / GMC 6.6L LMM 2007-2010 $8.00 Sell us this item CATERPILLAR 3126 Injector $20.00 Sell us this item