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HMF Exhaust Ships Free!






The HMF Competition Exhaust for Raptor was designed and tested for maximum performance. It features 3 inserts that affect the sound and power differently, giving you complete control over the type of power and sound you need, when you need it. The HMF Competition Exhaust for Raptor performs best with a Power Commander 6 installed!

4″ Aluminum Shell

The Competition Series is built with a durable 6061 aluminum alloy shell, with magnesium and silicon as the alloying elements. It’s then coated in a durable black powder that looks great and withstands extreme temperatures.

Three Exhausts in One

The Competition Series features three removable inserts that change the power and sound levels of the exhaust. With a simple insert change, you can dictate the type of power and sound you need, when you need it.

Race Performance

Arguably the highest performing after-market exhaust on the market, the Competition Series is a pure blend between optimized performance and versatility for sport ATVs.

The Trimax Core

This is the secret to the Competition’s unique power increase. The Trimax Core has a triangular shaped portion that unleashes large horse power and torque gains in specific race fields of the RPM range.

The HMF Optimizer is a Fuel-Injection Controller that has been pre-programmed with the proper tuning specifications for your HMF exhaust. You should retune your machine when you’re adding an exhaust system.

  • Pre-Programmed with the best settings for your HMF exhaust
  • Push Button Interface Unique load based technology
  • Plug and Play Installation
  • No CPU or Dyno Needed
  • Full Range Tuning

The Power Commander 6 fuel injection tuning device allows you to optimize your fuel and timing curve giving you better performance.  With fine tune adjustability and multiple inputs, the Power Commander 6 will keep your vehicle running at its full potential.


Weight 1 lbs
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