Factory 4.1 RCT Exhaust Silencer 18-26 Yamaha 450 YZ WR F FX - FMF 044488
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The FMF Factory 4.1 RCT Titanium Anodized SL Slip-On Exhaust System with Carbon Cap for Yamaha 450 YZ WR F FX delivers substantial power gains and improves handling with its integrated Resonance Chamber Technology. This exhaust is constructed from aerospace-grade titanium and carbon fiber for high performance and durability, featuring a blue anodized finish and carbon endcap for reduced weight and a distinctive look. It includes internal and external Resonance Chamber Technology, a compact and crash-resistant profile, a screen-type spark arrestor, a 94dB quiet insert, and a Rapid Tuning System for quick adjustments. Designed exclusively for closed-course use, this single-configuration slip-on exhaust is made in California. Specifications include titanium construction, a blue anodized finish, titanium midpipe, carbon endcap, and a weight of 8.3 lbs (3.77 kg).
- SKU
- 06-1784.SIL.FTC
- Brand
- FMF Exhausts
- Availability
- In Stock (10)
Fitments (28)
| Make | Model | Year |
|---|---|---|
| YAMAHA | WR 450F | 2019 |
| YAMAHA | WR 450F | 2020 |
| YAMAHA | WR 450F | 2021 |
| YAMAHA | WR 450F | 2022 |
| YAMAHA | WR 450F | 2023 |
| YAMAHA | WR 450F | 2024 |
| YAMAHA | WRF 450 | 2019 |
| YAMAHA | YZ 450F | 2018 |
| YAMAHA | YZ 450F | 2019 |
| YAMAHA | YZ 450F | 2020 |
| YAMAHA | YZ 450F | 2021 |
| YAMAHA | YZ 450F | 2022 |
| YAMAHA | YZ 450F | 2023 |
| YAMAHA | YZ 450F | 2024 |
| YAMAHA | YZ 450F | 2025 |
| YAMAHA | YZ 450F | 2026 |
| YAMAHA | YZ 450FX | 2019 |
| YAMAHA | YZ 450FX | 2020 |
| YAMAHA | YZ 450FX | 2021 |
| YAMAHA | YZ 450FX | 2022 |
| YAMAHA | YZ 450FX | 2023 |
| YAMAHA | YZ 450FX | 2024 |
| YAMAHA | YZ 450FX | 2025 |
| YAMAHA | YZF 450 | 2018 |
| YAMAHA | YZF 450 | 2019 |
| YAMAHA | YZF 450 | 2020 |
| YAMAHA | YZF X 450 | 2019 |
| YAMAHA | YZF X 450 | 2020 |
- General Product Group
- Exhaust Systems & Parts
- General Product Type
- Silencer
- Variant Id
- 209410
FULL DESCRIPTION
FMF Factory 4.1 RCT Titanium Anodized SL Slip-On Exhaust System with Carbon Cap
Experience enhanced performance and handling with the FMF Factory 4.1 RCT SL Slip-On Exhaust System. This innovative exhaust system integrates FMF Resonance Chamber Technology™ and Factory Forward Engineering to deliver significant power gains while centralizing mass for improved rider control. Crafted entirely from aerospace-grade titanium and a carbon fiber endcap, it offers an exceptional balance of high performance, superior durability, and reduced weight. Precision manufactured in California, this slip-on exhaust features a striking blue anodized finish and a carbon endcap, contributing to its lightweight design and distinctive appearance.
Key Features:
- Resonance Chamber Technology: Incorporates FMF Resonance Chamber Technology™ both internally and externally for optimized exhaust flow and sound.
- Compact Design: Features a compact and crash-resistant profile with a reduced overall length for better maneuverability.
- Premium Construction: Built from aerospace-grade titanium with a blue anodized finish and a durable carbon fiber endcap, ensuring maximum strength and minimal weight.
- Included Accessories: Comes complete with a screen-type spark arrestor and a 94dB quiet insert for compliance and sound management.
- Rapid Tuning System: Equipped with the Rapid Tuning System (RTS) for quick and easy tuning adjustments.
- Closed-Course Use: Exclusively designed and intended for closed-course competition use.
Specifications:
- Type: Slip-On
- Configuration: Single exhaust
- Construction Material: Titanium
- Finish: Blue Anodised
- Midpipe Material: Titanium
- Endcap Material: Carbon Fiber
- Spark Arrestor Type: Screen Insert (Included)
- Quiet Insert: 94dB Insert (Included)
- Weight: Approximately 3.77 kg (8.3 lbs)
QUESTIONS? JUST ASK
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Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.
Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5–8 business days. The delivery price is shown at checkout before you pay. Delivery details
Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy
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