FMF 44222 Muffler PC4 YZ/WR450

( Brand: Fmf ), ( Part Type: Muffler ), ( Manufacturer Warranty: See Manufacturer ), ( Country Of Origin: United States ), ( Manufacturer Part Number: 44222 )

Review FMF Muffler Pc4 Yz/wr450 fits WR450 YZ

The FMF Powercore 44222 muffler, specifically designed for YZ/WR450 models, is a high-performance aftermarket muffler that delivers exceptional power gain and improved exhaust flow. This muffler is part of FMF's Powercore series, which is known for its innovative design and robust construction.

The Powercore 44222 muffler features a compact, lightweight design that is both durable and effective. It is constructed from high-quality 304 stainless steel, ensuring resistance to corrosion and durability under extreme conditions. The muffler's unique internal core design provides increased exhaust scavenging, resulting in improved power and torque throughout the RPM range.

The Powercore 44222 muffler also features a removable and adjustable DB killer, which allows riders to customize the sound of their exhaust to their preference. This feature provides an additional level of convenience and flexibility, making it an ideal choice for riders who value both performance and customization.

Moreover, this muffler meets the latest EPA and CARB emission standards, making it a legal alternative for those riding in regulated areas. The muffler's sleek, modern design not only enhances the visual appeal of your YZ/WR450 but also complements the bike's overall performance.

In summary, the FMF Powercore 44222 muffler is an excellent aftermarket exhaust solution for YZ/WR450 models. Its innovative design, robust construction, and customizable features make it a top choice for riders who demand high performance and versatility from their exhaust system.

The FMF Powercore 4:2:2 muffler (Part Number: PC4-YZ/WR450) is a popular aftermarket exhaust system for YZ and WR450 motorcycles. Here are some potential pros and cons to consider before making a purchase.

1. Enhanced Performance: The FMF Powercore 4:2:2 muffler is designed to improve the overall performance of your motorcycle. It provides increased power and torque, making the bike more responsive and agile.

2. Lightweight: The muffler is made from high-quality titanium and carbon fiber, which makes it significantly lighter than the stock muffler. This can result in improved handling and fuel efficiency.

3. Durability: Titanium and carbon fiber are highly durable materials, and the FMF Powercore 4:2:2 muffler is designed to withstand the rigors of off-road riding.

4. Exhaust Note: The muffler produces a distinct and aggressive exhaust note, which can be appealing to some riders.

1. Cost: The FMF Powercore 4:2:2 muffler is a premium product, and it comes with a premium price tag. It may be more expensive than some other aftermarket exhaust options.

2. Loudness: The muffler can be quite loud, especially when compared to the stock exhaust. This may not be an issue for some riders, but it could be a concern for those who prefer a quieter ride.

3. Installation: Installing the FMF Powercore 4:2:2 muffler can be a complex and time-consuming process. It may require the use of specialized tools and a significant amount of time.

4. Fitment: While the muffler is designed to fit YZ and WR450 motorcycles, there may be some variations in fitment depending on the specific model year and configuration. It's important to verify that the muffler will fit your bike before making a purchase.

The FMF Powercore 4:2:2 muffler offers several potential benefits, including improved performance, lightweight construction, durability, and a distinctive exhaust note. However, it also comes with some drawbacks, such as a high cost, loudness, complex installation process, and potential fitment issues. Ultimately, whether or not the muffler is right for you will depend on your individual preferences and priorities. If you value performance and are willing to invest in a high-quality, lightweight exhaust system, then the FMF Powercore 4:2:2 muffler may be a worthwhile investment. However, if you prefer a quieter ride or are on a tight budget, then you may want to consider other options.

If you're considering purchasing the FMF Powercore 4:2:2 muffler, I would recommend doing your research thoroughly before making a decision. Verify that the muffler will fit your specific motorcycle model and year, and be prepared for the complex installation process and potential fitment issues. Additionally, consider the cost and the impact of the loud exhaust note on your riding experience. If you're still interested after weighing the pros and cons, then the FMF Powercore 4:2:2 muffler could be a great investment for improving the performance and handling of your YZ or WR450 motorcycle.

Details:

Optional Quiet Core insert will provide a decrease in sound level if desired.: Hi-Flo end cap boosts all-around performance. Feature a screen-type spark arrest that does not interrupt exhaust flow or performance. Manufacturer Part Number 44222.

Warranty See Manufacturer. Computer designed and Dino-tested for every 4-stroke application. Condition New. FMs exclusive cross-weave internal packing provides longevity and maximum sound dispersion.

Elliptical aluminum can offers strategic sizing for superior performance. Enhanced sonic evacuation delivers a higher flow of exhaust gases, which increases power. A stainless steel mid-pipe mates to the computer designed rear can for lightweight durability. Round perforated steel inner cores make for optimum flow, using hi-Flo technology.

part #: 44222 prices

• $360.41-$399.99

specifications exhausterupt:

• for models: Wr450, Yz
• brand: Fmf
• part type: Muffler
• manufacturer warranty: See Manufacturer
• country of origin: United States
• manufacturer part number: 44222

offer exhausterupt:

• availability: In Stock
• sold: 0
• quantity: 5
• options: Ship-to-home
• started: June 4, 2026

payments exhausterupt:

• wallet: Google-pay
• other
• credit card: Mastercard

shipping exhausterupt:

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

seller exhausterupt:

• rating: 99.7%
• # reviews: 98793
• city: Midland, Michigan

returns exhausterupt:

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

general exhausterupt:

• Motorcycle Scooter Parts Accessories > Exhaust Emission Systems > Exhaust System Kits
• condition: New

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