Keep the fuel flowing in Caterpillar 3406 engines with filters from Diesel Parts Direct. Replacing fuel filters is essential to preventing clogged fuel injectors and efficient operation of Caterpillar engines. No matter if you need a Cat 3406e primary fuel filter or a spin-on filter for the 3406b, we supply the whole range with many in stock, ready to ship.
Confirming the right fitment for Caterpillar fuel filters in 3406 Series engines can be a challenge, but not at Diesel Parts Direct. Our specialist customer support team know Caterpillar engines and are ready to help at 888.687.0539.