Fits CAT MUFFLER 1121665, 112-1665 Model# D4H model-CX70 Also fits Deutz 511 and

Also fits Deutz 511 and 912/913 power units - all 2-cylinder and above configurations

Replaces Part Number: 6N9654

*May Fit Other Models as Well*

Replaces Part Number: 1873307

One Piece Assembly

Fits CAT MUFFLER 1121665, 112-1665 Model# D4H model-CX70 Also fits Deutz 511 andOne New Aftermarket Replacement Muffler Assembly Fits Caterpillar (Fits CAT) D4H Crawler Dozer This aftermarket replacement muffler assembly Fits Caterpillar D4H series crawler dozers, including the D4HTSK II variant. The muffler is a direct fit exhaust system component that replaces the OEM muffler assembly on these machines, helping restore proper exhaust flow and sound attenuation. Replacing a worn or damaged muffler on your Fits CAT D4H dozer with