SKU: 15479679404

FACTORY 4.1 RCT TITANIUM ANODIZED SL (Slip-On) W/ CARBON CAP 042404

Sale price$405.00 Regular price$450.00
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Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 22 - Aug 27

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Description

FACTORY 4.1 RCT TITANIUM ANODIZED SL (Slip-On) W/ CARBON CAP 042404The Factory 4. 1 RCT incorporates the latest in FMF Resonance Chamber Technology both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our Factory Forward Engineering moving the muffler closer to the motor to centralize mass. The Factory 4. 1 RCT is constructed from only aerospace grade materials that meet our exacting specifications and is manufactured 100% at

The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our Factory Forward Engineering - moving the muffler closer to the motor to centralize mass. The Factory 4.1 RCT is constructed from only aerospace grade materials that meet our exacting specifications and is manufactured 100% at our Southern California factory.

-Available in Blue Anodized Titanium Muffler with Carbon End Cap 

-Massive Power gains throughout the RPM range.

-Huge weight savings

-New RTS (Rapid Tuning System)

-FMF uses the highest quality proprietary blend of alloy grade titanium made specifically to our standards.

-See Features Tab -> Fitment for header compatibility 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 15479679404

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4.4 ★★★★★
Based on 7 reviews
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A
Verified Purchase
Amazon Customer
Massapequa, US
★★★★★ 5
Diy tool good stuff
Good fit works as advertised
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 25, 2026
M
Verified Purchase
Miguel
Lowell, US
★★★★★ 5
Práctico
Tal cual a la medida que do perfecto para los cambios de filtro llego sin daños
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Reviewed in the United States on March 30, 2026
S
Verified Purchase
Sofi
Whiting, US
★★★★★ 5
Good quality and price
This fits the original cover that was on my car. Made the removal of the oil filter cap very easy effortless.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 8, 2025
M
Verified Purchase
Manuel Loureiro
Fort Morgan, US
★★★★★ 1
not tight enough
It did slip on my BMW M5 F90 oil filter — it wasn’t tight enough. I had to use a microfiber cloth to fill the gap and make it tighter in order to loosen the oil filter.
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Reviewed in the United States on May 14, 2026
V
Verified Purchase
VM
Los Angeles, US
★★★★★ 5
Worked Perfectly
Fits the S85 oil filter housing like a glove.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 6, 2026

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