FMF Racing
FMF Racing Powercore 4 Hex Spark Arrestor Insert — Replacement Muffler Part
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FMF Racing Powercore 4 Hex Spark Arrestor Insert — Replacement Muffler Part
FMF Racing

FMF Racing Powercore 4 Hex Spark Arrestor Insert — Replacement Muffler Part

SKU: FMF040670

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

Price:
$29.99
290 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

Keep Your Ride Trail Legal

Ensure your FMF Powercore 4 Hex exhaust system meets USFS spark arrestor requirements with this genuine replacement insert. Designed for riders who frequent public land and national forests, this spark arrestor is a critical component for maintaining compliance without sacrificing the performance of your FMF exhaust system.

Key Features and Benefits

  • Genuine FMF Racing replacement part
  • Engineered for precise fitment in Powercore 4 Hex canisters
  • Durable construction to withstand high exhaust temperatures
  • Essential for USFS trail compliance
  • Quick and straightforward installation process

Whether you are replacing a damaged unit or upgrading your system for trail riding, this spark arrestor insert ensures your dirt bike stays within safety regulations. Precision-engineered to maintain optimal exhaust flow, it allows your engine to breathe while effectively trapping sparks. Don't risk a ticket or being turned away from your favorite riding spot—keep your bike trail-ready with high-quality components from GGCRACING.

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

Keep Your Ride Trail Legal

Ensure your FMF Powercore 4 Hex exhaust system meets USFS spark arrestor requirements with this genuine replacement insert. Designed for riders who frequent public land and national forests, this spark arrestor is a critical component for maintaining compliance without sacrificing the performance of your FMF exhaust system.

Key Features and Benefits

  • Genuine FMF Racing replacement part
  • Engineered for precise fitment in Powercore 4 Hex canisters
  • Durable construction to withstand high exhaust temperatures
  • Essential for USFS trail compliance
  • Quick and straightforward installation process

Whether you are replacing a damaged unit or upgrading your system for trail riding, this spark arrestor insert ensures your dirt bike stays within safety regulations. Precision-engineered to maintain optimal exhaust flow, it allows your engine to breathe while effectively trapping sparks. Don't risk a ticket or being turned away from your favorite riding spot—keep your bike trail-ready with high-quality components from GGCRACING.

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