FMF Racing
FMF Racing Factory 4.1 RCT Complete System - Anodized for Honda CRF450R/RX (2021-2024)
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FMF Racing Factory 4.1 RCT Complete System - Anodized for Honda CRF450R/RX (2021-2024)
FMF Racing

FMF Racing Factory 4.1 RCT Complete System - 2021-2024

SKU: FMF041605

About FMF Racing FMF Racing engineers high-quality automotive parts and ...Read more

Price:
$1,374.99
13740 ENTRIES10X
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

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About FMF Racing

FMF Racing engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full FMF Racing lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

FMF Racing Factory 4.1 RCT Complete System for Honda CRF450R/RX (2021-2024)

Dominate the competition with the FMF Racing Factory 4.1 RCT Complete System, designed for the 2021-2024 Honda CRF450R and CRF450RX. This top-tier exhaust system features an anodized finish and a titanium MB header, delivering unparalleled performance gains, reduced weight, and the aggressive FMF sound you crave.

Unleash Maximum Performance:

  • Complete System Advantage: Includes both the muffler and titanium MB header for optimized flow and maximum power output across the entire RPM range.
  • Factory 4.1 RCT Technology: Employs Resonance Chamber Technology (RCT) for enhanced power and reduced sound levels, ensuring compliance without sacrificing performance.
  • Anodized Finish: The durable and stylish anodized muffler provides excellent resistance to wear and tear, maintaining its aggressive look.
  • Titanium MB Header: Lightweight and strong titanium construction reduces overall system weight and improves exhaust gas velocity for quicker throttle response.
  • Significant Weight Reduction: Shedding pounds enhances your bike's agility, handling, and overall performance on the track or trail.

The FMF Racing Factory 4.1 RCT Complete System is the ultimate upgrade for Honda CRF450R/RX owners seeking the pinnacle of performance and engineering. Experience a dramatic improvement in power delivery, throttle response, and a weight reduction that makes a tangible difference. Trust FMF Racing to provide the competitive edge you need.

About FMF Racing

FMF Racing engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full FMF Racing lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

FMF Racing Factory 4.1 RCT Complete System for Honda CRF450R/RX (2021-2024)

Dominate the competition with the FMF Racing Factory 4.1 RCT Complete System, designed for the 2021-2024 Honda CRF450R and CRF450RX. This top-tier exhaust system features an anodized finish and a titanium MB header, delivering unparalleled performance gains, reduced weight, and the aggressive FMF sound you crave.

Unleash Maximum Performance:

  • Complete System Advantage: Includes both the muffler and titanium MB header for optimized flow and maximum power output across the entire RPM range.
  • Factory 4.1 RCT Technology: Employs Resonance Chamber Technology (RCT) for enhanced power and reduced sound levels, ensuring compliance without sacrificing performance.
  • Anodized Finish: The durable and stylish anodized muffler provides excellent resistance to wear and tear, maintaining its aggressive look.
  • Titanium MB Header: Lightweight and strong titanium construction reduces overall system weight and improves exhaust gas velocity for quicker throttle response.
  • Significant Weight Reduction: Shedding pounds enhances your bike's agility, handling, and overall performance on the track or trail.

The FMF Racing Factory 4.1 RCT Complete System is the ultimate upgrade for Honda CRF450R/RX owners seeking the pinnacle of performance and engineering. Experience a dramatic improvement in power delivery, throttle response, and a weight reduction that makes a tangible difference. Trust FMF Racing to provide the competitive edge you need.

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