WALKER 21338 Muffler

( Brand: Walker ), ( Part Type: Muffler ), ( Manufacturer Warranty: 1 Year ), ( Mfr Code: 308 ), ( Manufacturer Part Number: 21338 )

Review WALKER Muffler

The Walker 21338 Exhaust Muffler is a high-performance aftermarket replacement part designed to enhance the exhaust system of your vehicle while providing several benefits. This muffler, crafted from premium materials, is engineered to deliver improved exhaust flow, resulting in increased power and enhanced engine performance.

The Walker 21338 Exhaust Muffler boasts a robust construction, featuring a mandrel-bent tubing design that maintains the original shape and size of the exhaust pipe, ensuring a perfect fit. This design also aids in maximizing exhaust gas flow, thereby contributing to better engine efficiency.

This muffler utilizes a unique internal design, which includes a series of precision-engineered cells that effectively reduce exhaust noise while minimizing backpressure. The result is a quieter exhaust system without compromising power or performance.

The Walker 21338 Exhaust Muffler is coated with a high-temperature ceramic coating, which provides several benefits. This coating not only enhances the appearance of your exhaust system but also protects it from corrosion, heat damage, and other environmental factors. Furthermore, it aids in maintaining a consistent temperature, ensuring optimal performance and longevity.

This replacement muffler from Walker is an excellent choice for those seeking improved exhaust performance and reduced noise levels. Its robust construction, advanced design, and durable ceramic coating make it a reliable and long-lasting addition to your vehicle's exhaust system.

Buying a muffler for a walk-behind lawn mower like the Husqvarna 21338 can be a necessary expense to ensure optimal engine performance and reduce noise levels. Here are some pros and cons to consider before making a purchase.

1. Improved Engine Performance: A new muffler can help improve the engine's performance by ensuring that exhaust gases exit the engine efficiently.

2. Reduced Noise Levels: A new muffler can help reduce the noise level of the lawn mower, making it a quieter and more pleasant experience for the operator and those around them.

3. Increased Longevity: A new muffler can increase the overall longevity of the lawn mower by preventing exhaust leaks and potential engine damage.

4. Improved Fuel Efficiency: A properly functioning muffler can help improve fuel efficiency by ensuring that exhaust gases are expelled efficiently, reducing the engine's workload.

1. Cost: Replacing a muffler can be an expense, especially if it is not covered under warranty.

2. Installation Complexity: Installing a new muffler can be a complex process that requires specific tools and skills. It may be best to have a professional do the installation to ensure that it is done correctly.

3. Potential for Damage: Lawn mowers can be rough on mufflers, and they may need to be replaced more frequently than other parts.

In conclusion, buying a new muffler for a Husqvarna 21338 walk-behind lawn mower can offer several benefits, including improved engine performance, reduced noise levels, increased longevity, and improved fuel efficiency. However, it also comes with some cons, such as cost, installation complexity, and potential for damage. Ultimately, the decision to buy a new muffler depends on the individual's budget, lawn mowing frequency, and personal preferences.

If the lawn mower is used frequently and the current muffler is showing signs of damage or inefficiency, it may be worth investing in a new muffler to ensure optimal engine performance and reduce noise levels. It is recommended to have a professional install the muffler to ensure proper installation and prevent any potential damage during the installation process. Additionally, it may be worth considering purchasing a high-quality muffler from a reputable brand to ensure long-lasting performance.

part # 21338 prices

• $114.27-$174.99

specifications mufflermooch:

• brand: Walker
• part type: Muffler
• manufacturer warranty: 1 Year
• mfr code: 308
• manufacturer part number: 21338

shipping mufflermooch:

• carrier: FedEx, USPS
• cost: $0.00
• service: FedEx Ground / FedEx Home Delivery, USPS Ground Advantage
• transit: 4-7 Days
• class: Standard
• type: Fixed

offer mufflermooch:

• sold: 0
• options: Ship-to-home
• availability: In Stock
• quantity: 2
• started: May 15, 2026

seller mufflermooch:

• rating: 99.3%
• # reviews: 42433

general mufflermooch:

• Car Truck Parts Accessories > Exhaust Emission Systems > Mufflers Resonators
• condition: New

payments mufflermooch:

• credit card: Diners-club
• other
• wallet: Apple-pay

returns mufflermooch:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

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