Arctic Cat 400/500 (03) HMF Exhaust

2003 Arctic Cat 400/500 Only

Whether you are a weekend warrior trail rider or an all terrain racer, the Arctic Cat 400/500(i) HMF Exhaust system puts out a tremendous amount of horsepower. You can expect a 9% horsepower gain with our slip on system with the proper, recommended jetting.

HMF Performance Series: The HMF Performance Series is specifically designed for utility machines and delivers the most horsepower & torque per dollar of any series. It was specifically designed to deliver maximum power gains throughout the RPM range. If you need to run quiet from time to time, the Performance Series accepts the optional HMF Quiet Core.

Penland Pro Series: The HMF Penland Pro Series was designed specifically for utility machines and GNCC Pro Level Competition. It features the TRM core that allows you to tune your bike for overall power or extra low end torque. The HMF Quiet Core is available if you need to run quiet .

All HMF exhausts feature:

* USFS approved spark arrestor included
* 304 stainless steel flanges, headpipes & S-bends
* Tough T6061 aluminum or lightweight Carbon Kevlar exhaust shells
* Volumized, high performance glass wool packing
* Significantly lighter when compared to stock systems
* Made in the U.S.A.