Exhaust Muffler for CAT 6A / 6S / 6SU – 4W-9073

Exhaust Muffler to suit Caterpillar (CAT) equipment, part number 4W-9073 (also written 4W9073). Cat catalogue name: Exhaust Muffler. Exhaust muffler (silencer) that reduces engine exhaust noise while allowing the engine to breathe at its rated back-pressure. Fits: 6A, 6S, 6SU. Specifications: Carbon steel; 120.65 mm bore diameter; 4.48 kPa allowed backpressure. Please confirm your machine serial number or the part number on your old part before ordering.