- OR -

Arctic Cat® 650 V-Twin

The Arctic Cat 650 V-Twin HMF Slip-On is available in the Performance and Penland Series.  Depending on the exhaust series, the slip-on system picks up 10-15% more horse power and torque throughout the power curve, and remains substantially less that the stock exhaust.

Fuel tuning is required learn more

Fuel Tuning is absolutely required when installing an HMF Exhaust on this machine. Failure to tune the engine can cause excessive damage to the exhaust system and engine, while voiding the warranty on your exhaust and possibly on your machine. (check with local dealer). See the tuning settings below for the proper fuel tuning solution on your machine.

Exhaust Systems

Arctic Cat® 650 V-Twin ATV Accessories

Tuning

Recommended Tuning
125 front and 128 rear Mains

HMF Basic Jet Kit Includes
125, 128, 130, 135 Keihin Round (or equivalent)

Low Speed Fuel

Going down on the number scale will reduce low speed fuel. Going up on the number scale will increase low speed fuel.

Mid Range Fuel

Going down on the number scale will reduce mid range fuel. Going up on the number scale will increase mid range fuel.

High End Fuel

Going down on the number scale will reduce high end fuel. Going up on the number scale will increase high end fuel.

Green Lower Switch Point

Going down on the number scale will turn green mode on earlier. Going up on the number scale will turn green mode on later. These modes typically will not need adjusted from their base setting.

Yellow Lower Switch Point

Going down on the number scale will turn yellow mode on earlier. Going up on the number scale will turn yellow mode on later. These modes typically will not need adjusted from their base setting.

Red Lower Switch Point

Going down on the number scale will turn red mode on earlier. Going up on the number scale will turn red mode on later. These modes typically will not need adjusted from their base setting.

Hook me up! Get 10% off your next exhaust or equipment order.

Sign up for the HMF Community and receive the following perks:

  • 10% off your next exhaust or equipment purchase
  • Details about upcoming HMF products
  • Exclusive product giveaways

Tell us your vehicle for 10% off!

Sign Me Up!

No, thanks. I'll pay full price for my powersports needs.