Yoshimura RS 4 Header/Canister/End Cap Exhaust Slip-On Stainless Aluminum Carbon Fiber for KTM 250 SX-F / 250 XC-F & More

RS-4 exhaust systems illustrates the endless cycle of development. Working in conjunction with the factory teams has provided us with new ways to increase performance, lower sound levels and centralize mass. The end result is a product that gives you an unparalleled competitive advantage.

Features

• Pentagonal-shaped muffler
• Maximized internal volume
• Polyresonant duplex front chamber
• Stepped, two-stage core baffle
• Spark Arrestor/Sound Insert Compatible

Fitment

• KTM 250 SX-F (2011-2012)
• KTM 250 XC-F (2011-2012)
• KTM 350 SX-F (2013-2015)
• KTM 350 XC-F (2013-2015)
• KTM 450 SX-F (2013-2015)
• KTM 450 XC-F (2013-2015)
• KTM 500 EXC-F (2015-2016)