Gearhead Gifts - Find the Perfect Gift for the Gearhead on Your List!

Gearhead Gifts - Find the Perfect Gift
for the Gearhead on Your List!

It's the Season for Savings - Shop Holiday Deals Now!

Selected Filters


Loading...

Availability


FMF Racing Factory 4.1 RCT Slip-On Mufflers

Not Yet Reviewed

FMF Racing Factory 4.1 RCT mufflers offer the latest technology inside and out. Hand-built using aerospace-grade materials, they feature Resonance Chamber Technolog
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 th
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!

Results 1 - 25 of 35

Factory 4.1 Rct Slip-On Mflr Ano Titanium W/R. Carbon Cap

Part Number: FMF-45668

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 2025 if ordered today

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

Part Number: FMF-041611

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 2025 if ordered today

Muffler, Factory 4.1 RCT Slip-On, Oval, Titanium, Blue Anodized, Carbon Fiber End Cap, Turndown Outlet, Yamaha, Each

Part Number: FMF-044445

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 19, 2025 if ordered today

Muffler, Factory 4.1 RCT Slip-On, Oval, Titanium, Blue Anodized, Carbon Fiber End Cap, Turndown Outlet, for use on Honda®, Each

Part Number: FMF-041587

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 2025 if ordered today

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

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 19, 2025 if ordered today

Muffler, Factory 4.1 RCT Slip-On, Oval, Titanium, Blue Anodized. Carbon Fiber Tip, Turndown Outlet, Husqvarna, KTM, Each

Part Number: FMF-045586

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 2025 if ordered today

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

Part Number: FMF-044453

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 2025 if ordered today

Muffler, Factory 4.1 RCT, Oval, Titanium, Blue Anodized, Carbon Fiber, Turndown Outlet, Husqvarna, KTM, Each

Part Number: FMF-045629

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

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

Part Number: FMF-044443

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 19, 2025 if ordered today

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

Part Number: FMF-045472

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 19, 2025 if ordered today

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

Part Number: FMF-045647

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 19, 2025 if ordered today

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

Part Number: FMF-42403

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 19, 2025 if ordered today

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

Part Number: FMF-042396

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 19, 2025 if ordered today

4.1 RCT ANOD TI S/O W/CARBON CAP KAW

Part Number: FMF-042412

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 2025 if ordered today

SUZ ALM 4.1 RCT S/O W/CFC

Part Number: FMF-043364

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

...Loading

Estimated Ship Date: May 1, 2026 if ordered today

SUZ ANO/TI 4.1 RCT S/O CFC

Part Number: FMF-043365

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

...Loading

Estimated Ship Date: May 1, 2026 if ordered today

Muffler, Factory 4.1 RCT, Oval, Titanium, Blue Anodized, Carbon Fiber, Turndown Outlet, Suzuki, Each

Part Number: FMF-043373

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 2025 if ordered today

Muffler, Factory 4.1 RCT Slip-On, Hexagon, Titanium, Blue Anodized, Turndown Outlet, Yamaha, Each

Part Number: FMF-044400

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 2025 if ordered today

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

Part Number: FMF-041610

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 2025 if ordered today

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

Part Number: FMF-042371

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 2025 if ordered today

Muffler, Factory 4.1 RCT Slip-On, Oval, Titanium, Blue Anodized, Carbon Fiber End Cap, Turndown Outlet, Kawasaki, Each

Part Number: FMF-042376

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 2025 if ordered today

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

Part Number: FMF-042394

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 2025 if ordered today

4.1 RCT ALUM SS S/O W/CARBON CAP KAW

Part Number: FMF-042411

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 2025 if ordered today

4.1 RCT ALUM SS S/O W/CARBON CAP TRI

Part Number: FMF-045694

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 2025 if ordered today

4.1 RCT ANOD TI S/O W/CARBON CAP TRI

Part Number: FMF-045695

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 2025 if ordered today

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.