Factory 4.1 RCT Exhaust Silencer 07-16 KTM Husaberg Husqvarna 250-530 - FMF 045558

Harnessing the latest in FMF Resonance Chamber Technology™ inside and out, the Factory 4.1 RCT Stainless SL Slip-On delivers massive power gains and notable weight savings. Designed with Factory Forward Engineering, the system brings the muffler closer to the motor for improved mass centralisation and is constructed from aerospace-grade materials. The sleek aluminium body, carbon end cap, and stainless midpipe deliver robust durability and a premium appearance, with unrivalled performance and reliability produced entirely in FMF’s California facility.

Features

• Closed course use only


• Incorporates latest FMF Resonance Chamber Technology™


• Shorter overall length to reduce crash damage


• Factory Forward Engineering for centralised mass


• Manufactured from high-spec aerospace aluminium, carbon, and stainless steel


• Massive power gains across the entire RPM range


• Significant weight savings (4.4 lbs)


• Rapid Tuning System (RTS) for efficient set-up


• Natural aluminium muffler finish with carbon end cap


• 94 dB quiet insert included


• Spark arrestor (screen insert) included


• Made entirely in Southern California, USA

Specifications

• Item ID: 045558


• Type: Slip-On


• Configuration: Single


• Construction: Aluminium


• Finish: Natural


• Midpipe: Stainless Steel


• Endcap: Carbon


• Spark Arrestor: Screen insert (included)


• Quiet Insert: 94 dB (included)


• Weight: 4.4 lbs

Vehicle Fitment

HUSABERG

• FE 250 (2013–2014)


• FE 350 (2013–2014)


• FE501 (2013–2014)

HUSQVARNA

• FE 250 (2014–2016)


• FE 350 (2014–2016)


• FE 450 (2015–2016)

KTM

• 250 SX-F (2009–2015)


• 250 XC-F (2009, 2011, 2013–2015)


• 250 XCF-W (2009–2016)


• 350 SX-F (2011–2015)


• 350 XC-F (2011–2015)


• 350 XCF-W (2012–2016)


• 400 XCW (2009–2010)


• 450 EXC (2009–2011)


• 450 EXCR (2008)


• 450 SMR (2013)


• 450 SX-F (2007–2015)


• 450 SXF FACTORY EDITION (2012–2014)


• 450 XCF (2009)


• 450 XC-F (2013–2015)


• 450 XCRW (2008)


• 450 XCW (2009–2010)


• 450 XC-W (2012–2016)


• 500 XCF-W (2012–2014)


• 500 XC-W (2013–2016)


• 505 SXF (2008)


• 505 XCF (2008–2009)


• 530 EXC (2009–2011)


• 530 EXCR (2008)


• 530 XCRW (2008)


• 530 XCW (2009–2010)