FMF RACING WTFG22BAU5 Fatty Exhaust Expansion Chamber

( Brand: Fmf Racing ), ( Manufacturer Part Number: WTFG22BAU5 ), ( Mounting Style: Bolt-on ), ( Machine Type: Off-road Motorcycle ), ( Color: Gold ), ( Material: Stainless Steel ), ( Item Length: 11.550 ), ( Vintage Part: No ), ( California Prop 65 Warning: Warning, And Birth Defects Or Other Reproductive Harm. ), ( Type: Exhaust Expansion Chamber ), ( Manufacturer Warranty: 1 Year ), ( Item Height: 8.350 ), ( Package Quantity: Each ), ( Features: 100 Accuracy Of Fit ), ( Country/region Of Manufacture: United States ), ( Item Width: 22.350 )

Review FMF RACING Fatty Exhaust Expansion Chamber Yamaha fits YZ125 1996–1998

FMF Racing WTFI-G22BAU5 Fatty Exhaust Expansion Chamber for 1996, 1997, and 1998 Yamaha YZ125

Experience an unparalleled performance boost for your classic Yamaha YZ125 with the FMF Racing WTFI-G22BAU5 Fatty Exhaust Expansion Chamber. Designed specifically for Yamaha YZ125 models from 1996 to 1998, this exhaust chamber is a game-changer, promising enhanced power, improved throttle response, and a distinctive exhaust note that signals a serious rider.

Crafted from durable, high-quality aluminum, the FMF Racing Fatty Exhaust Expansion Chamber is both lightweight and robust, ensuring it can withstand the rigors of off-road racing. It features a 2.25-inch inlet and a 2.5-inch outlet, offering an optimal flow design for maximum performance and efficiency.

The Fatty Exhaust Chamber's unique design, inspired by the legendary FMF Fatty systems, provides a significant increase in power across the entire RPM range. The chamber's strategic baffling and intricate internal construction work together to reduce backpressure, allowing for a smoother, more potent exhaust flow.

The FMF Racing WTFI-G22BAU5 Fatty Exhaust Expansion Chamber is not just about power; it's about the sound. The chamber's carefully engineered design delivers a deep, throaty exhaust note that will resonate with both you and your fellow racers. This sound is more than just a symbol of power; it's a testament to the dedication and craftsmanship that goes into every FMF Racing product.

Installation is a breeze, thanks to the included hardware and straightforward instructions. The chamber is designed to fit seamlessly with your existing system, providing a plug-and-play upgrade that will transform your Yamaha YZ125.

Upgrade your Yamaha YZ125 with the FMF Racing WTFI-G22BAU5 Fatty Exhaust Expansion Chamber and experience the difference a premium exhaust system can make. Get ready to leave the competition in your dust and create memories that will last a lifetime.

**Product Review: FMF Racing WTFTG22BAU5 Fatty Exhaust Expansion Chamber for 1996-1998 Yamaha YZ125**

1. Improved Power Delivery: The FMF Racing Fatty exhaust system is designed to increase horsepower and torque, providing a more responsive and powerful ride.

2. Durable Construction: The exhaust chamber is made of high-quality materials, ensuring long-lasting durability and resistance to heat and corrosion.

3. Enhanced Sound: The FMF Racing exhaust system offers a unique and aggressive exhaust note, enhancing the overall riding experience.

4. Easy Installation: The exhaust chamber is relatively easy to install, making it a suitable choice for both professional mechanics and DIY enthusiasts.

1. expensive: Compared to some other exhaust options, the FMF Racing Fatty exhaust system can be quite pricey.

2. No CAT or O2 Sensor: This exhaust system does not come with a catalytic converter or oxygen sensor, which may cause issues with emissions and engine management systems in some areas.

3. Loud: The FMF Racing exhaust system is known to be quite loud, which may not be suitable for all riding conditions or preferences.

4. Fitment Issues: There have been reports of fitment issues with some models, so it's important to ensure that the exhaust chamber is compatible with your specific Yamaha YZ125.

The FMF Racing WTFTG22BAU5 Fatty Exhaust Expansion Chamber is a high-quality, performance-oriented exhaust system that offers improved power delivery, durability, and sound. However, its high price, lack of emissions components, loud sound, and potential fitment issues are important factors to consider. If you're looking to significantly improve the performance of your Yamaha YZ125 and are willing to invest in a high-end exhaust system, the FMF Racing Fatty exhaust system could be a good choice. Otherwise, you may want to consider more affordable options or exhaust systems with emissions components.

Details:

Fits a Yamaha YZ125 year range from 1996 - 1998. This exhaust pipe is in great shape for its age, and ready to be used. Has one small ding, but no major dents affecting operation.

part #: wtfg22bau5 prices

• $150.00-$315.71

specifications izmotorcyclepipe:

• for models: Yz125
• for makes: Yamaha
• for years: 1996-1998
• brand: Fmf Racing
• mpn: Wtfg22bau5
• mounting style: Bolt-on
• machine type: Off-road Motorcycle
• color: Gold
• material: Stainless Steel
• item length: 11.550
• vintage part: No
• california prop 65 warning: Warning, And Birth Defects Or Other Reproductive Harm.
• type: Exhaust Expansion Chamber
• manufacturer warranty: 1 Year
• item height: 8.350
• package quantity: Each
• features: 100 Accuracy Of Fit
• country/region of manufacture: United States
• item width: 22.350

seller izmotorcyclepipe:

• city: Conklin, New York
• rating: 100.0%
• # reviews: 11

shipping izmotorcyclepipe:

• type: Calculated
• service: USPS Priority Mail
• transit: 6-12 Days
• carrier: USPS
• cost: $40.19
• class: Expedited

returns izmotorcyclepipe:

• policy: No Returns

offer izmotorcyclepipe:

• options: Ship-to-home
• best offers: True
• started: October 8, 2025
• availability: In Stock
• quantity: 1
• sold: 0

payments izmotorcyclepipe:

• credit card: Discover
• other
• wallet: Apple-pay

general izmotorcyclepipe:

• condition: Used
• Motorcycle Scooter Parts Accessories > Exhaust Emission Systems > Exhaust Pipes Tips

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