Yoshimura R&D Exhaust - Made in America

The Yoshimura Spark Arrester Kit is a USFS-approved 1.5-inch replacement spark arrester insert for Yoshimura RS-12 off-road mufflers, supplied complete with the spark arrester insert, end-cap collar and set screw, and available as an optional arrester for RS-12 applications that were not originally equipped...

The Yoshimura RS-9 Muffler Decal Set is a six-piece pack of replacement graphics for Yoshimura RS-9 mufflers, restoring the factory branding on a canister whose original decals have faded, peeled or been damaged. Muffler decals lead a hard life. They sit on the hottest,...

The Yoshimura Spark Arrester Kit SA-02-K is a USFS-approved 1.50-inch spark arrester insert for the Yoshimura RS-2 off-road muffler, supplied with the spark arrester insert, end-cap collar and set screw, making an RS-2 off-road exhaust legal for use on US Forest Service managed land....

The Yoshimura RS-9T Dual Slip-On Exhaust is a pair of bolt-on mufflers for the 2018-2019 Honda CRF250R and CRF250RX, built on Yoshimura's stainless RS-9T architecture and mounting directly to the stock headers. This generation of CRF250R runs a twin-muffler layout, so the kit supplies...

The Yoshimura RS-4 Slip-On is a bolt-on muffler with a stainless steel midpipe, an aluminum canister and a carbon fiber end cap. A slip-on is the cheapest real change available on an off-road four-stroke. It will not transform the power curve the way a...

The Yoshimura RS-12 Full Exhaust System is a complete header-and-muffler replacement built with a stainless steel header, an aluminum canister and a carbon fiber end cap. Yoshimura developed the RS-12 over more than a year, and the headline change is packaging: a shorter canister...

The Yoshimura RS-12 Signature Stainless Full Exhaust System is a complete header-back motocross exhaust for the 2019-2022 Suzuki RM-Z450, featuring the asymmetrical RS-12 muffler profile with an aluminum body, precision-machined joints, a works-look matte carbon fiber end cap with decal inlays, a tapered muffler...

The Yoshimura RS-12 Slip-On Exhaust is a bolt-on muffler for 2023-2026 KTM 250, 350 and 450 SX-F and the equivalent Husqvarna FC models, supplied with a spark arrester already fitted rather than sold separately. That last point is the one that matters. Most aftermarket...

The Yoshimura Signature RS-2 Full Exhaust System is a complete header-back exhaust for the Yamaha Raptor 700 and Raptor 700R ATV, featuring a precision-bent stainless steel header and mid-pipe, a diamond-shape aluminum RS-2 muffler with a large-volume perforated baffle chamber, a CNC mandrel-bent polished...

The Yoshimura RS-12 Slip-On Exhaust is a bolt-on muffler for the Honda CRF450R and CRF450RX, built around Yoshimura's RS-12 canister with a stainless steel body and a carbon fiber end cap. The RS-12 is Yoshimura's current-generation motocross and off-road muffler, developed alongside the team's...

The Yoshimura RS-12 Full Exhaust System is a complete header-and-muffler replacement for the 2019-2023 Kawasaki KX450 and 2021-2024 KX450X, built with a stainless steel header, an aluminum canister and a carbon fiber end cap. Yoshimura's relationship with the KX450 is not a catalogue entry...

The Yoshimura Signature RS-2 Full Exhaust System is a complete header-back exhaust for the Suzuki LT-Z400 Quad Sport, Kawasaki KSF400A KFX400 and Arctic Cat 400 DVX sport quads, built with a precision-bent stainless steel header and mid-pipe feeding a diamond-shape aluminum RS-2 muffler with...

The Yoshimura RS-2 Enduro Stainless Slip-On Exhaust is a bolt-on muffler for the 2021-2026 Kawasaki KLX300R, built with a stainless steel mid-pipe and a pyramidal aluminum RS-2 canister, and supplied with a USFS-approved spark arrester already installed. The pre-installed arrester is the point of...

The Yoshimura RS-12 Full Exhaust System is a complete header-and-muffler replacement for KTM and Husqvarna machines, built with a stainless steel header, an aluminum canister and a carbon fiber end cap. KTM and Husqvarna share an engine platform, which is why a single Yoshimura...

The Yoshimura RS-2 Stainless Full Exhaust System is a complete header-back exhaust built with a stainless steel header feeding a diamond-shape carbon fiber RS-2 muffler with a stainless steel end cap, and it accepts both spark arresters and sound inserts. This is the carbon-sleeved...

The Yoshimura RS-9 Dual Full Exhaust System is a complete twin-muffler replacement built with a stainless steel header, aluminum canisters and carbon fiber end caps. Dual-exhaust off-road bikes are a specific and short-lived breed — a handful of manufacturers ran twin canisters for a...

The Yoshimura RS-9T Enduro Stainless Full Exhaust System is a complete header-and-canister exhaust for the Honda CRF125F, built with a stainless steel header, an aluminum RS-9T muffler with a carbon fiber end cap, and a spark arrester installed from the factory — making it...

The Yoshimura RS-12 Full Exhaust System is a complete header-and-muffler replacement for a Kawasaki application, built with a stainless steel header, an aluminum canister and a carbon fiber end cap. The RS-12 is Yoshimura's current-generation off-road canister. It is shorter and more tightly packaged...

The Yoshimura RS-2 Stainless Slip-On Exhaust is a bolt-on muffler for the 1995-2013 Honda XR650L, built entirely from stainless steel — canister, sleeve and end cap — and mounting to the stock header. The XR650L is one of the longest-running dual sports ever built,...

The Yoshimura Fender Eliminator Kit is a model-specific bolt-on tail tidy for the 2018-2020 Yamaha XSR700, built around a precision laser-cut stainless steel bracket, a weather-tight black anodized CNC-machined light housing with DOT-compliant LED illumination, and a black anodized aluminum license plate frame, supplied...