Muffler

Name: 390918S MUFFLER
Brand: Briggs & Stratton
SKU: 390918S
Price: 73.27 USD
Availability: InStock

Genuine Briggs & Stratton OEM · Part number 390918S

The Muffler is a genuine Briggs & Stratton engine parts part, OEM part number 390918S. Dykes Motors sells it for $73.27. It is in stock to order online, or you can pick it up at our store. Not sure it fits your machine? Send the model and serial number to the parts desk before you order. Dykes Motors is an authorized Bobcat, LS Tractor, and Ferris dealer with genuine parts and service on site.

Price and availability checked Oct 17, 2026

$73.27

We accept Visa, Mastercard, American Express, Discover, Apple Pay, Google Pay, Amazon Pay, PayPal, Venmo, and Klarna.

In stock. Ships in 2 to 3 business days, arrives in 1 to 2 more — by Fri, Oct 23. Free shipping on every parts order. Free pickup at 3069 Hwy 49.

Genuine OEM part. Manufacturer warranty honored at our dealership.

Authorized Briggs and Stratton Dealer

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Fits these models

400 more models in the OEM parts diagram, unverified

Plus 340 more models. Text your model and serial number below and we confirm the exact fit.

Details

This is a genuine Briggs & Stratton OEM muffler (part number 390918S) designed to reduce engine noise and direct exhaust gases safely away from the operator and equipment. Because mufflers are engine and model specific, confirm your engine number matches this part before ordering—a complete fitment list is available on this page. As an original equipment manufacturer part, it meets Briggs & Stratton specifications for proper fit and function.

Verify your fitment before you order

Text your equipment model and serial number to 601.516.7255 and we confirm the exact part before you pay. Prefer to talk? Call (601) 516-7255.

Questions about part 390918S

What machines does part 390918S fit?

We do not list a confirmed fitment for part 390918S on this page. Send the model and serial number of your machine to the parts desk and we will check it before you order.