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FMF Racing Factory 4.1 RCT mufflers offer the latest technology inside and out. Hand-built using aerospace-grade materials, they feature Resonance Chamber Technology. FMF's patented core enhances and refines exhaust pressure waves for optimal power output, while lowering the sound levels. Their redesigned canister shape allows for a maximum volume of packing material that's formulated for durability and sound attenuation. Plus, their RTS (Rapid Tuning System) makes for easy sound insert changes, as well as adding US Forestry Approved Spark Arrestors. They're constructed using aerospace-grade materials, run quieter than stock, and gain huge weight savings and massive power throughout the rpm range. FMF Racing Factory 4.1 RCT mufflers--not only do they sound amazing, but look amazing, too!
Not Yet Reviewed
$764.99
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$809.99
Clearance
FMF Racing Factory 4.1 RCT/MegaBomb exhaust systems are top-of-the-line race systems. They are designed to boost power at all rpm and keep you at decibel levels that will keep you street legal. Quality-constructed from aluminum, stainless steel, or titanium, depending on model, the majority of these exhaust systems have a carbon fiber end cap. If you're looking for a new exhaust system that has great looks, along with excellent sound and performance, look no further than FMF Racing Factory 4.1 RCT/MegaBomb exhaust systems. Order the model designed for fitment on your application.
Not Yet Reviewed
$944.99
$939.50
FMF Racing Factory 4.1 RCT/PowerBomb exhaust systems are complete systems designed to provide massive power gains throughout the rpm range. Constructed from lightweight aluminum mufflers and aerospace-grade stainless steel PowerBomb headers and midpipes, Factory 4.1 RCT/PowerBomb systems are top-notch quality. They incorporate the latest in internal and external FMF Resonance Chamber Technology and FMF's Rapid Tuning System (RTS). Their shorter overall length makes them less vulnerable to crash damage, and the Factory Forward Engineering of these systems moves the muffler closer to the motor, centralizing mass and improving overall handling.
Not Yet Reviewed
$944.99
S&S Cycle offers Power Tune XTO race-only mufflers for a variety of applications, including many Polaris UTVs from 2015 and up. Welcome to the new world order of high performance exhaust for the SxS space! A high-flow stainless muffler body is combined with dual exits, each containing a removable spark arrestor as well as tunable inserts. Both sound and power can be adjusted by changing the inserts. Wide-open on the trails? Put the 2.25 in. inserts in and let it breathe. Rock crawling in Low? Replace the inserts with 1.375 in. for maximum torque. Additional tuning inserts are also available. Additional product details: * Improved power and torque * Dual outlet and stylized tips * Removable spark arrestors * 304 stainless steel construction * Meets J335 Forestry Standards * Use with or without factory rear cover * Clears most aftermarket bumpers * Does not require ECU tuning
Not Yet Reviewed
$999.95
Summit Bucks
Street Series Alpha mufflers give you the sound and performance you've come to expect from Yoshimura—without any modifications. These slip-on mufflers are optimized for maximum flow, improved ground clearance, and ease of service. They're available in a Works finish stainless steel sleeve—with a carbon fiber end cap or carbon fiber sleeve with a carbon fiber end cap. Yoshimura Street Series Alpha mufflers will make your bike look and sound like a factory race bike.
Not Yet Reviewed
$779.00
Summit Bucks
Yoshimura Signature Series RS-9T mufflers were developed to achieve maximum performance and optimize rider usability. They feature a new compact forward-positioned dual muffler design that provides a lower center of gravity for better mass centralization. A larger core creates improved throttle response and power. The RS-9Ts have more volume than stock and provide a decrease in overall dB noise levels. These mufflers have been dyno- and track-tested by factories and race teams to deliver an exhaust that provides more tractable power and improved torque.
Not Yet Reviewed
$979.00
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$989.00
Summit Bucks
Yoshimura Signature Series RS-4 mufflers deliver more power and fewer dB, with an improved sound for the rider who values quality over volume. These light off-road mufflers feature a carbon fiber cone end-cap, a 2-stage stepped perforated baffle, and noticeable good looks. And their front cap design functions as a poly-resonant chamber, making for quieter exhaust notes with improved mid- to top-end power. USFS-approved spark arrester sound inserts come installed in the mufflers. Material options of polished aluminum and stainless steel are available for the mufflers. Yoshimura Signature Series RS-4 components are tested, documented, and marked as required by federal and state regulations. Order the model recommended for your application.
Not Yet Reviewed
$789.00
On Sale
XDR performance slip-on muffler systems feature 409 stainless steel construction internals for long life. The cases are made of either 304 or 409 stainless steel. The mandrel-bent inlet tubes flow into the "straight-through" crossflow performance muffler providing a moderate to aggressive deep sound level. Some systems will come with tailpipes and tips, and some will re-use your stock tips. XDR exhaust systems include all hardware and installation instructions necessary for a simple at-home installation. Give your ride a performance advantage, along with eye-catching good looks with XDR slip-on muffler systems. Order the model to fit your application needs.
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$775.95
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$799.95
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