HMF Swamp & Swamp XL Slip On Exhaust Systems for Yamaha ATVs

The HMF Slip-On Swamp and Swamp XL Exhaust systems for the Yamaha Grizzly 550, 660 and 700 models at discount prices, the Swamp XL is an "Extra Loud" version.

Swamp Series: The Swamp is great for it's large mechanical core that directs and controls sound pulses to keep sound levels approximately 1-2 dB over stock.

Swamp XL Series: The younger brother of the Swamp Series, the Swamp XL Series (extra loud) offers anywhere between 1-2 more horse power than the standard Swamp Series. What makes the Swamp XL different than the Swamp Series is the non-restrictive core that produces very high dB sound levels.

Includes a USFS Approved Spark Arrestor and a 2 Year Limited Manufacturer's Warranty. 

Is made of high quality Aluminum, Stainless Steel, or Carbon Kevlar. Packed with high performance glass wool packing. 

Includes Installation Instructions and is manufactured in the U.S.A.