The muffler has 3 1/2 ID on the intake and exhaust. 20 IN OVERALL LENGTH
**NOTE: check your muffler and make sure the inlet and outlet are in line. Newer models (high sn machines) have an offset inlet and outlet (see other listing). If not sure, call us to find out.
We also can supply you with related parts such as exhaust pipe, clamp etc to get you up and running. We only list a few of the parts you may need for this or other machines, but we would be happy to help you with ANY other part needs. For this machine we commonly sell cylinder heads, engine rebuild kits, crank shafts, various filters, turbochargers, alternators, transmission discs, hydraulic pumps, pins, bushings, undercarrage, tracks, recoil spring, track adjusters, final drive parts, seat cushions, torque convertors, water pumps, cylinder packing kits, bucket teeth, cutting edges, brake kits, gauges, etc. Just give us a call 1-866-507-2787.