2Bros Parts

Factory 4.1 RCT Exhaust Silencer 18-23 KTM Husqvarna GasGas 350 450 - FMF 045629

£804.88

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Free UK delivery 2–4 business days

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Engineered for peak off-road and motocross performance, the FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On exhaust with Carbon Cap delivers unrivalled power gains and weight savings. Integrating advanced FMF Resonance Chamber Technology both inside and out, this slip-on silencer shortens overall system length for improved crash resistance and mass centralisation. Manufactured exclusively from aerospace-grade titanium and carbon materials in Southern California, the Factory 4.1 RCT exemplifies precision, durability, and competitive advantage. Features include closed course use only, aerospace-grade proprietary alloy titanium construction, blue anodised titanium muffler with carbon fibre end cap for weight reduction and modern aesthetics, massive power gains realised throughout the RPM range, enhanced centralisation by positioning the muffler closer to the motor, short overall length that resists crash damage, new RTS Rapid Tuning System allows quick insert changes, spark arrestor screen insert included, 94dB quiet insert included, and designed for single slip-on configuration. Manufactured 100% in the USA. Specifications include FMF Item ID 045629, Type Slip-On, Configuration Single, Construction Titanium, Finish Blue Anodised, Midpipe Titanium, Endcap Carbon, Spark Arrestor Screen Insert included, Carburettor Warning No, Quiet Insert 94dB Insert included, and Weight 6.8 lbs approximately 3.1 kg.

Specifications
SKU
06-9907.F4TA
Brand
FMF Exhausts
Availability
In Stock (2)

Fitments (70)

MakeModelYear
GASGASEX 250F2021
GASGASEX 250F2022
GASGASEX 250F2023
GASGASEX 350F2021
GASGASEX 350F2022
GASGASEX 350F2023
GASGASEX 450F2021
GASGASEX 450F2022
GASGASEX 450F2023
GASGASMC 250F2021
GASGASMC 250F2022
GASGASMC 250F2023
GASGASMC 350F2021
GASGASMC 350F2022
GASGASMC 350F2023
GASGASMC 450F2021
GASGASMC 450F2022
GASGASMC 450F2023
HUSQVARNAFC 2502019
HUSQVARNAFC 2502020
HUSQVARNAFC 2502021
HUSQVARNAFC 2502022
HUSQVARNAFC 3502019
HUSQVARNAFC 3502020
HUSQVARNAFC 3502021
HUSQVARNAFC 3502022
HUSQVARNAFC 4502019
HUSQVARNAFC 4502020
HUSQVARNAFC 4502021
HUSQVARNAFC 4502022
HUSQVARNAFC 450 ROCKSTAR EDITION2018
HUSQVARNAFC 450 ROCKSTAR EDITION2019
HUSQVARNAFC 450 ROCKSTAR EDITION2020
HUSQVARNAFC 450 ROCKSTAR EDITION2021
HUSQVARNAFX 3502019
HUSQVARNAFX 3502020
HUSQVARNAFX 3502021
HUSQVARNAFX 3502022
HUSQVARNAFX 4502019
HUSQVARNAFX 4502020
HUSQVARNAFX 4502021
HUSQVARNAFX 4502022
KTM250 SX-F2019
KTM250 SX-F2020
KTM250 SX-F2021
KTM250 SX-F2022
KTM250 XC-F2019
KTM250 XC-F2020
KTM250 XC-F2021
KTM250 XC-F2022
KTM350 SX-F2019
KTM350 SX-F2020
KTM350 SX-F2021
KTM350 SX-F2022
KTM350 XC-F2019
KTM350 XC-F2020
KTM350 XC-F2021
KTM350 XC-F2022
KTM350 XC-F KAILUB RUSSELL2021
KTM450 SX-F2019
KTM450 SX-F2020
KTM450 SX-F2021
KTM450 SX-F2022
KTM450 SX-F FACTORY EDITION2018
KTM450 SX-F FACTORY EDITION2020
KTM450 SX-F FACTORY EDITION2021
KTM450 XC-F2019
KTM450 XC-F2020
KTM450 XC-F2021
KTM450 XC-F2022
General Product Group
Exhaust Systems & Parts
General Product Type
Silencer
Variant Id
287709
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

Engineered for peak off-road and motocross performance, the FMF Racing Factory 4.1 RCT Titanium Anodized Slip-On exhaust with Carbon Cap delivers unrivalled power gains and weight savings. Integrating advanced FMF Resonance Chamber Technology™ both inside and out, this slip-on silencer shortens overall system length for improved crash resistance and mass centralisation. Manufactured exclusively from aerospace-grade titanium and carbon materials in Southern California, the Factory 4.1 RCT exemplifies precision, durability, and competitive advantage.

Key Features:

  • Closed course use only
  • Aerospace-grade proprietary alloy titanium construction
  • Blue anodised titanium muffler with carbon fibre end cap for weight reduction and modern aesthetics
  • Massive power gains realised throughout the RPM range
  • Enhanced centralisation by positioning the muffler closer to the motor
  • Short overall length resists crash damage
  • New RTS (Rapid Tuning System) allows quick insert changes
  • Spark arrestor screen insert included
  • 94dB quiet insert included
  • Designed for single slip-on configuration
  • Manufactured 100% in the USA

Specifications:

  • Type: Slip-On
  • Configuration: Single
  • Construction: Titanium
  • Finish: Blue Anodised
  • Midpipe: Titanium
  • Endcap: Carbon
  • Spark Arrestor: Screen Insert (included)
  • Quiet Insert: 94dB Insert (included)
  • Approximate Weight: 6.8 lbs (3.1 kg)
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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