1. Exhaust System Kits Offered
  2. sku: 3511280402570771
  3. FMF RACING 9HZ46XAS4P

FMF RACING 9HZ46XAS4P Rct Exhaustmegabomb 4.1

fits model: Yz450fx. make: Yamaha. year: 2019–2023.

9hz46xas4p Fmf Racing Factory 4.1 Rct Full Exhaustmegabomb For Yamaha Yz450fx 19-23

( Brand: Fmf Racing ), ( Material: Aluminum, Stainless Steel ), ( Type: Exhaust Full ), ( Manufacturer Part Number: 9HZ46XAS4P ), ( Finish: Raw ), ( Item Length: 24.200 ), ( Exhaust Type: Full System ), ( Package Quantity: Each ), ( Secondary Material: Carbon Fiber )

Review FMF RACING Factory 4.1 Rct Full Exhaustmegabomb Yamaha fits YZ450FX 2019–2023

Introducing the FMF Racing 9HZ46XAS4P 4.1 RCT Exhaust System, specifically designed for Yamaha YZ450FX models from 2019 to 2023. This high-performance exhaust system is the ultimate upgrade for those seeking maximum power and efficiency from their motorcycle.

The FMF Racing 4.1 RCT Exhaust System is built with premium components designed to last. The system features a 4.1-inch diameter header, which provides improved gas flow and increased horsepower. The RCT (Racing Carbon Technology) muffler is made from lightweight carbon fiber, reducing overall weight and enhancing the bike's agility.

The muffler design includes a removable core, allowing riders to easily adjust the exhaust's noise level. The core comes with multiple baffle options, giving riders the flexibility to choose their preferred sound level. The exhaust system also includes a high-performance catalytic converter, ensuring that the bike remains street legal and compliant with emission regulations.

One of the most notable features of the FMF Racing 4.1 RCT Exhaust System is its Slip-On design. This means that it can be installed without the need for any major modifications to the bike. The system comes with a slip-on header and a muffler, making it a straightforward upgrade that can be done in just a few hours.

Additionally, the FMF Racing 4.1 RCT Exhaust System is designed to work seamlessly with your motorcycle's factory wiring harness, eliminating the need for any additional wiring. This makes the installation process even more convenient and hassle-free.

Overall, the FMF Racing 9HZ46XAS4P 4.1 RCT Exhaust System is a must-have upgrade for any Yamaha YZ450FX rider seeking to maximize their bike's power and efficiency. Its high-quality components, easy installation, and adjustable sound level make it a versatile and performance-enhancing addition to your motorcycle.

The FMF Racing 4.1 RCT (Resonating Chamber Technology) exhaust system, part number FMF-Racing 9HZ46XAS4P, is a popular aftermarket exhaust option for the Yamaha YZ450FX model years 19-23. This exhaust system is designed to improve power and performance by reducing weight and optimizing exhaust flow. In this analysis, we will discuss the pros and cons of purchasing this exhaust system for your Yamaha YZ450FX.

Pros:

1. Power and Performance: The primary reason for purchasing an aftermarket exhaust system like the FMF Racing 4.1 RCT is the expected increase in power and performance. This exhaust system is designed to improve the flow of exhaust gases, which can lead to increased horsepower and torque.

2. Lightweight: The FMF Racing 4.1 RCT exhaust system is lighter than the stock exhaust system, which can result in improved handling and agility on the track or trail.

3. Durability: FMF Racing is known for producing high-quality exhaust systems that are built to last. This exhaust system is made from high-temperature alloys and features a robust design that can withstand the rigors of off-road riding.

4. Sound: The FMF Racing 4.1 RCT exhaust system produces a distinctive exhaust note that is often preferred by motocross and off-road riders.

Cons:

1. Cost: The FMF Racing 4.1 RCT exhaust system can be quite expensive compared to the stock exhaust system. This may be a deterrent for some riders who are on a budget.

2. Installation: Installing an aftermarket exhaust system like the FMF Racing 4.1 RCT can be a complex process that requires some mechanical skills and specialized tools. It may be necessary to hire a professional to install the exhaust system, which can add to the overall cost.

3. Noise: The FMF Racing 4.1 RCT exhaust system can be quite loud, which may not be desirable for riders who prefer a quieter riding experience or who live in areas with noise restrictions.

In conclusion, the FMF Racing 4.1 RCT exhaust system offers several benefits for Yamaha YZ450FX riders, including increased power and performance, improved handling, durability, and a distinctive exhaust note. However, it also comes with some drawbacks, such as a high cost, complex installation process, and noise levels that may not be desirable for all riders.

If you are a serious off-road rider who values power and performance above all else and is willing to invest in a high-quality aftermarket exhaust system, then the FMF Racing 4.1 RCT exhaust system may be a worthwhile investment. However, if you are on a budget or prefer a quieter riding experience, then you may want to consider other options or wait until you can afford theFMF Racing exhaust system. Ultimately, the decision to purchase the FMF Racing 4.1 RCT exhaust system is a personal one that depends on your riding style, budget, and preferences.

Details:

Use our shipping packaging to ship back the item, DO NOT tape label directly original manufacturers box. Massive Power gains throughout the RPM range. Material: Aluminum, Stainless Steel. FMF has been designing the best performing exhausts with most advanced machinery available since water-cooled engines and single shocks were innovative thing on market.

Any fitment provided is for US Spec model's. The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology both internally and externally. Exhaust Type: Full System. New RTS Rapid Tuning System.

Includes MegaBomb header. Secondary Material: Carbon Fiber. The Factory 4.1 RCT incorporates FMF Resonance Chamber Technology both internally and externally. FMF Factory 4.1 RCT Full ExhaustMegabomb For YZ450F - YouTube.

Includes spark arrest screen insert. Surface Finish: Raw. Item must be in original undamaged unopened packaging. Huge weight savings.

2019 Yamaha YZ450FX.

part #: 9hz46xas4p price

  • $978.92

specifications exhausterupt:

  • for models: Yz450fx
  • for makes: Yamaha
  • for years: 2019-2023
  • brand: Fmf Racing
  • material: Aluminum, Stainless Steel
  • type: Exhaust Full
  • manufacturer part number: 9HZ46XAS4P
  • finish: Raw
  • item length: 24.200
  • exhaust type: Full System
  • package quantity: Each
  • secondary material: Carbon Fiber

offer exhausterupt:

  • options: Ship-to-home
  • started: May 7, 2025
  • availability: In Stock
  • sold: 0
  • quantity: 4

returns exhausterupt:

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

shipping exhausterupt:

  • transit: 2-6 Days
  • class: Standard
  • service: Standard
  • type: Fixed
  • cost: $0.00

payments exhausterupt:

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

general exhausterupt:

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

seller exhausterupt:

  • # reviews: 19563
  • city: Parkersburg, West Virginia
  • rating: 98.7%
for models: yz450fx, for makes: yamaha, for years: 2019-2023, type: exhaust full, finish: raw, item length: 24.200, exhaust type: full system, package quantity: each, secondary material: carbon fiber,
category: motorcycle parts > motorcycle scooter parts accessories > exhaust emission systems > exhaust system kits, material: aluminum, stainless steel, sku: 3511280402570771,

Fmf Racing 9HZ46XAS4P Is Similar To:

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2 offers $978.92–$978.92 USD
  • New. Offer #1 priced at $978.92 + $0.00 delivery = $978.92* total. The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology both internally and externally.FREE SHIPPING
  • New. Offer #2 priced at $978.92 + $0.00 delivery = $978.92* total. FREE SHIPPING

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