Mufflers

Slip-Ons and Silencers, Factory 4.1 RCT Slip-Ons

Part Number: FMF-041610

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Estimated Ship Date: May 1, 2026 if ordered today

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Muffler, Factory 4.1 RCT Slip-On, Oval, Aluminum, Natural, Carbon Fiber End Cap, Turndown Outlet, Gas Gas, Husqvarna, KTM, Each

Part Number: FMF-045628

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Estimated Ship Date: May 1, 2026 if ordered today

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Muffler, Factory 4.1 RCT Slip-On, Oval, Aluminum, Natural, Carbon Fiber End Cap, Turndown Outlet, Yamaha, Each

Part Number: FMF-044453

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Estimated Ship Date: May 4, 2026 if ordered today

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RS-4 SIG S/O SS/AL/CF

Part Number: YSH-231022D320

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Estimated Ship Date: May 8, 2026 if ordered today

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Muffler, Factory 4.1 RCT Slip-On, Oval, Aluminum, Natural, Carbon Fiber End Cap, Turndown Outlet, Husqvarna, KTM, Each

Part Number: FMF-045647

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Estimated Ship Date: Apr 29, 2026 if ordered today

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SIGNATURE RS-4 SO SS/AL/CF

Part Number: YSH-234832D320

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Estimated Ship Date: May 11, 2026 if ordered today

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Muffler, Factory 4.1 RCT Slip-On, Oval, Aluminum, Natural, Carbon Fiber End Cap, Turndown Outlet, Kawasaki, Each

Part Number: FMF-042374

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Estimated Ship Date: May 1, 2026 if ordered today

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Muffler, Factory 4.1 RCT Slip-On, Oval, Aluminum, Natural, Turndown Outlet, Husqvarna, KTM, Each

Part Number: FMF-045558

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Estimated Ship Date: May 1, 2026 if ordered today

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Muffler, Factory 4.1 RCT, Oval, Aluminum/Carbon Fiber, Natural/Carbon Fiber, Turndown Outlet, Husqvarna, KTM, Each

Part Number: FMF-45594

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Estimated Ship Date: May 1, 2026 if ordered today

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Muffler, Factory 4.1 RCT Slip-On, Oval, Aluminum, Natural, Carbon Fiber End Cap, Turndown Outlet, Yamaha, Each

Part Number: FMF-044443

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Estimated Ship Date: May 1, 2026 if ordered today

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RS-12 SLIP-ON W/S/A KTM/HUS

Part Number: YSH-262542S320

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Estimated Ship Date: May 11, 2026 if ordered today

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Muffler, Signature Series RS-4, Pentagonal, Aluminum Body, Brushed, Carbon Fiber End Cap, Yamaha, Each

Part Number: YSH-234812D321

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Estimated Ship Date: May 11, 2026 if ordered today

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Powersport Exhaust, Enduro Series RS-4, Full System, 304 Stainless Steel, Natural, Aluminum Muffler, Carbon Fiber Tip, Honda, Kit

Part Number: YSH-224502D320

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Estimated Ship Date: May 11, 2026 if ordered today

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RS-4 SLIP-ON SS/AL/CF YZ250F

Part Number: YSH-231032D320

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Estimated Ship Date: May 11, 2026 if ordered today

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Muffler, Factory 4.1 RCT, Aluminum, Blue Anodized, Carbon Fiber End Cap, Kawasaki, Each

Part Number: FMF-042371

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Estimated Ship Date: May 4, 2026 if ordered today

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RS12 SLIP-ON KTM/HUS

Part Number: YSH-265022S320

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Estimated Ship Date: May 11, 2026 if ordered today

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Fact 4.1 Rct S/S Alu S/O W/C.Cap Kaw Kx450F

Part Number: FMF-42403

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Estimated Ship Date: Apr 29, 2026 if ordered today

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RS-4 SIGN S/O SS/AL/CF

Part Number: YSH-264622D320

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Estimated Ship Date: May 11, 2026 if ordered today

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Muffler, Signature Series RS-4, Pentagonal, Aluminum Body, Brushed, Carbon Fiber End Cap, Kawasaki, Each

Part Number: YSH-242932D320

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Estimated Ship Date: May 11, 2026 if ordered today

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Muffler, Factory 4.1 RCT, Oval, Aluminum/Carbon Fiber, Natural/Carbon Fiber, Turndown Outlet, Kawasaki, Each

Part Number: FMF-42330

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Estimated Ship Date: May 1, 2026 if ordered today

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Muffler, Factory 4.1 RCT Slip-On, Oval, Aluminum, Natural, Carbon Fiber End Cap, Turndown Outlet, Kawasaki, Each

Part Number: FMF-042369

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Estimated Ship Date: May 1, 2026 if ordered today

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Fact 4.1 Rct S/S Alu S/O W/Carbon Cap Yam

Part Number: FMF-44473

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Estimated Ship Date: May 4, 2026 if ordered today

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