HMF Performance Series Exhaust System Part Number:1011-6164 (MFG #: 14373606086) 2-layer face foam

2-layer face foam

Ventilated frame for maximum anti-fog performance

Back protector's microstructure cell is designed for advanced energy absorption

100% waterproof membrane

With their timeless styling and proven CNC'ed billet alloy construction

HMF Performance Series Exhaust System Part Number:1011-6164 (MFG #: 14373606086) 2-layer face foamAll out power and performance Setting the standard for power and value, the HMF Performance Series has been tested for over a decade with endless championships. FEATURES The specially designed, unrestricted core allows the exhaust to increase power evenly throughout the entire power curve The Performance Series has the signature HMF sound with industry leading end cap and color options, giving you a completely custom look and sound Developed for ATVs,