Multiquip 7912310003 Muffler GA 3.6H 6H GX240 340K

The Multiquip 7912310003 is a genuine OEM Muffler GA 3.6H 6H GX240 340K designed for GA3.6H and GA6H series gasoline-powered generators including GA6HZ, GA3.6HZ, GA3.6HA, GA3.6HR, GAC3.6HR, GAC6HR, GAC6HRS, and GA6HR variants. As a genuine OEM component, it meets the exact design and material specifications set by Multiquip for these generator models, ensuring a correct fit without the guesswork of cross-referencing incompatible parts. Sourced directly through authorized distribution channels, this replacement muffler is backed by Multiquip's OEM quality assurance. If your generator is running louder than normal or showing exhaust leaks, this is the part you need to restore proper operation.

Key Features

• Genuine OEM Exhaust Construction — Manufactured to Multiquip's original material and heat-tolerance specifications for GX240 and GX340 Honda engine applications, not a generic substitute.
• Direct Bolt-On Replacement — Matches the original exhaust port mounting configuration on GA3.6H and GA6H series generators for a straightforward swap with no fabrication or adaptation.
• Broad GA-Series Fitment — Compatible with GA6HZ, GA3.6HZ, GA3.6HA, GA3.6HR, GAC3.6HR, GAC6HR, GAC6HRS, GA6HR, GA6HRS, and GA6HRSNC2 generator models.
• Restores Proper Exhaust Flow — A correctly seated muffler maintains backpressure balance in the exhaust system, supporting consistent engine output and protecting against rough running or power loss.
• Exhaust Integrity and Operator Safety — A failed or cracked muffler can direct exhaust gases toward the operator and surrounding equipment. Replacing with part 7912310003 restores a fully sealed exhaust path.

A muffler serves two critical roles on a gasoline generator: it reduces the acoustic output of combustion exhaust to an acceptable operating level, and it manages exhaust backpressure to support proper engine performance. On Honda GX240 and GX340 engine-equipped units like the GA3.6H and GA6H series, the muffler must withstand sustained high-temperature exhaust cycles while maintaining a sealed connection at the exhaust port. When a muffler cracks, corrodes, or loses its seal, the result is excessive noise, potential exhaust leaks near the operator, and in some cases a measurable drop in engine efficiency due to disrupted backpressure. Replacing a worn muffler promptly keeps the generator running cleanly and safely.

Part Details

Compatibility & Fitment

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.