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* Free Shipping on orders over $75 * NO SALES TAX, EXCEPT CA
FMF Factory 4.1 RCT Aluminum Silencer with Carbon End Cap
FMF Factory 4.1 RCT Aluminum Silencer with Carbon End Cap

FMF Factory 4.1 RCT Aluminum Silencer with Carbon End Cap

by FMF
Save 11% Save 11%
$649.99
$549.99 - $674.99
$649.99
$580.95
$491.95 - $618.95
$580.95
Make: Yamaha
Year/Model: 2018-2026 YZ450F / 2019-2026 YZ450FX / 2019-2026 WR450F
Availability:
Out of stock
Availability:
Out of stock
Availability:
in stock, ready to be shipped
Availability:
Out of stock
Availability:
Out of stock
Availability:
in stock, ready to be shipped
Availability:
Out of stock
Availability:
Only 5 left!
Availability:
Only 5 left!
Availability:
Only 5 left!
Availability:
Out of stock
Availability:
in stock, ready to be shipped
Availability:
Only 3 left!
Availability:
in stock, ready to be shipped
Availability:
in stock, ready to be shipped
Availability:
in stock, ready to be shipped
SKU 044443
Specs:
  • Premium aluminum alloy canister body
  • Genuine carbon fiber composite end cap
  • Rapid Tuning System (RTS) allows for swapable end cap inserts (sold seperately)
  • Compatible with FMF and OEM headers
  • Resonance Chamber Technology (RCT) lowers sound and refines exhaust gas pressure
  • Increases performance throughout the rpm range
  • Efficient design centralizes mass and makes silencer body less prone to damage in a crash
  • Increased packing material volume in main body canister
  • Meets AMA and FIM sound regulations and requirements
  • Quiet Core 94db end cap insert included
  • USFS spark arrestor included and pre-installed in silencer
  • 100% American made in California
  • Easily removable end cap for quick servicing and repacking
  • Available in various finishes and end cap materials

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