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Factory 4.1 RCT Exhaust Silencer 21-26 Honda CRF 450 R RX - FMF 041603

£847.22Only 1 left

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The FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On with Carbon Cap (041603) features FMF Resonance Chamber Technology for exceptional power gains across the entire RPM range. Its shorter overall length and Factory Forward Engineering position the muffler closer to the engine for improved mass centralization and reduced vulnerability to crash damage. Constructed from aerospace-grade titanium with a blue anodized finish and a carbon fiber end cap, this slip-on system offers high performance advantages and significant weight savings. It includes a screen-type spark arrestor and a 94dB quiet insert for noise control. Designed and manufactured in Southern California. Item ID: 041603. Type: Slip-On. Configuration: Single. Construction: Titanium. Finish: Blue Anodised. Midpipe: Titanium. Endcap: Carbon. Weight: 7.5 lbs. For closed course use only.

Specifications
SKU
06-9939.FMF.FACT
Brand
FMF Exhausts
Availability
In Stock (1)

Fitments (12)

MakeModelYear
HONDACRF 450R2021
HONDACRF 450R2022
HONDACRF 450R2023
HONDACRF 450R2024
HONDACRF 450R2025
HONDACRF 450R2026
HONDACRF 450RX2021
HONDACRF 450RX2022
HONDACRF 450RX2023
HONDACRF 450RX2024
HONDACRF 450RX2025
HONDACRF 450RX2026
General Product Group
Exhaust Systems & Parts
General Product Type
Silencer
Variant Id
299081
Delivery2–4 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On Exhaust with Carbon Cap

Experience peak performance with the FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On Exhaust. This system features FMF's advanced Resonance Chamber Technology, engineered to deliver substantial power gains across the entire RPM range. The Factory Forward Engineering design utilizes a shorter muffler, positioning it closer to the engine for improved mass centralization, enhanced handling, and reduced vulnerability to damage.

Constructed from aerospace-grade titanium with a proprietary FMF alloy blend, this slip-on offers significant weight savings and exceptional durability. The stunning blue anodized finish and carbon fiber end cap provide a high-performance aesthetic to match its capabilities.

Key Features:

  • Advanced Resonance Chamber Technology for optimal power delivery.
  • Centralized mass and shorter length for improved handling and durability.
  • Aerospace-grade titanium construction with a proprietary FMF alloy blend.
  • Striking blue anodized titanium muffler with a lightweight carbon fiber end cap.
  • Rapid Tuning System (RTS) for quick adjustability.
  • Delivers massive power gains and substantial weight reduction.
  • Includes a screen-type spark arrestor and a 94dB quiet insert for noise control.
  • Designed and manufactured entirely in Southern California.
  • For closed course use only.

Specifications:

  • Type: Slip-On
  • Configuration: Single
  • Construction Material: Titanium
  • Muffler Finish: Blue Anodized
  • Midpipe Material: Titanium
  • Endcap Material: Carbon Fiber
  • Spark Arrestor: Screen insert included
  • Quiet Insert: 94dB insert included
Before you buy

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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.

UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 business days. 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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