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HMF Exhausts. The best bang for the buck exhausts on the market today. 2 year limited warranty and a wide range of products to fit most popular ATV/UTV Models.


Here is a comparision of the different exhaust options:
Sport/Utility Series:
The HMF Utility Series has become the most popular aftermarket exhaust system in ATV racing. Featuring a 2-inch, non-restricted core, the HMF Utility Series delivers the power, torque and quality that racers demand. Match your machine with GNCC and BAJA tested powder coated exhausts and end caps for a fully customized look. And with the best muffler packing in the industry, you can spend more time riding and less time repacking.
Add the optional quiet core insert and you will go from 102~104 db to 96~98.
-Volumized, high performance glass wool packing
-Available as slip-on and full systems. (see select models)
-Available in Brushed or Polished Aluminum
-Stainless steel headers and inlets
-Made in the U.S.A.

PENLAND PRO SERIES:
This model is not as popular as the standard Utility Series or the Swamp Series, but is available as a special order. Mike Penland teamed up with HMF to produce “The most winning utility ATV muffler on the planet," the Penland Pro Series. This is the premier exhaust for the utility rider/racer looking for maximum power, durability, and appearance. Exclusive to the Ballance and Penland Pro Series, the torque range modifier broadens the torque range, allowing better hook-up in rough terrain. And with the best muffler packing in the industry, you can spend more time riding and less time repacking.
The HMF Penland Pro Series is also available as the USFS approved Penland Ecosystem Series. Meeting most db restrictions (*) of State and Private riding areas, the Penland Ecosystem also gives you an ample gain in horsepower and torque. * (stock sounding at idle and 94 db at half throttle).
Add the optional quiet core insert and you will go from 102~104 db to 96~98.
-Volumized, high performance glass wool packing
-Available as slip-on and full systems. (see select models)
-Available in Brushed or Polished Aluminum only
-Stainless steel headers and inlets
-Made in the U.S.A.


SWAMP SERIES The first HMF Performance series designed to go "fender deep." This bulletproof, watertight design utilizes a 5" stainless steel canister for more sound absorbing volume and ultimate durability. Built for extreme condition but suitable for all public riding areas. Get stock sound levels with huge horsepower increases with the Swamp Series.
-CNC milled removable end cap
-TIG welded inlet for uncomprimising durability
-5" stainless steel, watertight canister
-Optional deep water forging kit available for most models.
-Excellent power increase (comparable to the standard Utility/Sport series exhuasts) with sound levels near stock when used with the optional quiet core (except XL "Loud Series" versions, which make even more power, but are not as quiet).