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FMF FACTORY 4.1 RCT STAINLESS MUFFLER FOR 2020-22 KTM 350/500 EXC-F/ KTM 350/450/500 XCF-W, HUSQVARNA FE250/350/450/501, FE350S/FE501S

$549.95 $449.95

Manufacturer: Blais Racing

Product Information

FMF FACTORY 4.1 RCT STAINLESS MUFFLER WITH CARBON END CAP FOR 2020-22 KTM 350/500 EXC-F/ KTM 350/450/500 XCF-W, HUSQVARNA FE250/350/450/501, FE350S/FE501S 

IN STOCK AND READY TO SHIP AS OF 9-22-21

The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our Factory Forward Engineering - moving the muffler closer to the motor to centralize mass. The Factory 4.1 RCT is constructed from only aerospace grade materials that meet our exacting specifications and is manufactured 100% at our Southern California factory.

FITMENT:
21+ GAS GAS EC-250/350F
20+ HUSQVARNA FE-250/350
21+ HUSQVARNA FE-350/450 ROCKSTAR EDITION
20+ HUSQVARNA FE-350/501
20+ KTM 350/450/500 EXC-F, XCF-W

This exhaust comes with Quiet Insert Spark Arrestor.  You can add on the most free flowing spark arrestor that will be around 96db.  This will give you the most flow while still being legal.

-Available in Natural Aluminum Muffler with Carbon End Cap 

-Massive Power gains throughout the RPM range.

-Huge weight savings

-New RTS (Rapid Tuning System)

-FMF uses the highest quality proprietary blend of alloy grade titanium made especially to our standards.

-See Features Tab -> Fitment for header compatibility 

 Notice: Closed Course Use Only
Item ID: 045647
Type: Slip-On
Configuration: Single
Const: Aluminum
Finish: Natural
Midpipe: Stainless Steel
Endcap: Carbon
Spark Arrestor: Screen Insert (included)
Carb Warning: no
Quiet Insert: 94dB Insert (included)

This modification is 100% for Closed Course Competition Use only. Not Intended for Street Use!  Does not conform to CARB/ EPA laws and regulations and is not legal for use upon a highway.I understand that it is illegal to install an aftermarket part that is intended for use with, or as part of, a required motor vehicle pollution control device or system that alters or modifies the original design or performance of the motor vehicle pollution control device or system unless the part has an Executive Order from CARB. Installation of these types of parts which are not CARB‐approved on a pollution controlled motor vehicle in the state of California may result in the Department of Motor Vehicles (DMV) revoking the vehicle registration and certification of ownership (title), refusing the transfer of registration, and/or the vehicle failing smog inspection. It is illegal to operate a vehicle in California with an illegal aftermarket part. Law enforcement may cite you for the use of an illegal aftermarket part and seize your title and license plate. By ordering this product you agree to these terms.  You agree that Blais Racing Services only sells racing parts and parts for converting your bike into a closed course competition only vehicle and will not use Upon a Highway!

Always in stock!

These ship by USPS Priority Mail unless ordered with other items which will go UPS ground.  Please supply a USPS shipping address in the order notes.

 

For all our 2020-22 KTM products click here!   For all our 2020-22 Husqvarna products click here!

VORTEX RACING ECU FOR 2020-22 KTM 350/500 EXC-F, HUSQVARNA FE 350S/501S MODELS

Blais Racing KTM and Husqvarna 7 Ounce Clutch/ Flywheel Weight

FMF4.1 RCT Slip on exhausts for 2020-22 KTM and Husqvarna's

2020-22 KTM 500 EXC-F/XCF-W, Husky FE450/501/501S Samco Sport Hose Kit (Eliminates Thermostat)

2020-22 KTM 350 EXC-F/XCF-W, Husky FE350/350S Samco Sport Hose Kit (Eliminates Thermostat)

ECU Re-Programming

2020-22 KTM 500 EXC-F/XCF-W/ Husqvarna FE 501/501S JD Jetting FI Tuner

Golan Super Mini 10 micron Fuel Filter Kit

Shorai 1lb Lithium Battery

Bullet Proof Designs Billet Radiator Guards

BRP Chain Guide

 

 

Product Code: 045647

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California Cancer and Reproductive Harm WarningWarning: cancer and Reproductive Harm - https://www.p65warnings.ca.gov/

These warnings are not an indication that these products are violating any safety standards or regulations.

However, as our products might be sold in the state of California, we are legally obliged to inform customers about the potential presence of these chemicals in our products.

 

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