2666252 Muffler Fits Caterpillar Fits CAT Industrial Construction D6M model-RM306-3 Designed to be welded onto

Designed to be welded onto a top link tube or rod

Replaces Part Numbers C5NN3N739A

Dim B (2) B: 2 1/2" INLET I

AO SN: 272000 & up

2666252 Muffler Fits Caterpillar Fits CAT Industrial Construction D6M model-RM306-3 Designed to be welded ontoOne New Aftermarket Replacement Muffler Fits Caterpillar (Fits CAT) 320C Series Excavators and D6M Dozer This aftermarket replacement exhaust muffler Fits Caterpillar (Fits CAT) 320C series hydraulic excavators and the D6M dozer, all equipped with the 3066 engine. It installs in the air inlet and exhaust system to reduce engine noise and manage exhaust flow, keeping your machine running within normal operating parameters. Specifications Body Diameter