The Honda 18310-763-B03 Muffler is a genuine OEM replacement designed for H3011 and H3013 riding mowers. As a direct Honda OEM component, this muffler is manufactured to the same standards as the original part your mower left the factory with, ensuring an accurate fit and proper exhaust function. Confirm your mower's serial number against the fitment table before ordering, as Honda supersedes parts at serial breaks and the correct muffler can vary within a model line.
Key Features
- Genuine Honda OEM — sourced directly from Honda, this muffler matches the original exhaust component exactly, with correct inlet dimensions and mounting geometry for the H3011 and H3013 riding mowers.
- Proper Exhaust Flow — a functioning muffler maintains the back-pressure and flow characteristics the engine was tuned for; a cracked or damaged unit disrupts exhaust scavenging and raises operating noise significantly.
- Direct OEM Replacement — drops into the same position as the factory muffler with no rework required, using the existing mounting points on H3011 and H3013 riding mowers.
- Serial Number Verification Recommended — check your machine's serial number against the compatibility table to confirm this is the correct muffler for your specific unit before ordering.
The muffler is a core part of the exhaust system on a riding mower. It receives hot exhaust gases from the engine's cylinder head and dampens both the pressure pulses and the sound they produce before the gases exit to atmosphere. Beyond noise control, the muffler maintains the correct exhaust back-pressure that the engine's tuning depends on for efficient combustion and consistent power output. When a muffler cracks, corrodes through, or loses its internal baffling, exhaust noise rises sharply and the engine can lose performance — making timely replacement important for both comfort and engine health.
Part Details
| Part Number | 18310-763-B03 |
|---|---|
| Brand | Honda |
| Part Type | Genuine OEM |
| Description | Muffler |
Compatibility & Fitment
| Name | Models | Serial Range |
|---|---|---|
| Riding Mower | H3011, H3013 | 5004324-9999999 |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
