HMF Performance
Full Exhaust System Brushed, Dynatek Non-Programmable CDI Rev Box, UNI Foam Filter
Fits: Yamaha Grizzly 660 (All Years)
Fits: Yamaha Grizzly 660 (2002 - 2008)
HMF Performance Full Exhaust:
The Yamaha Grizzly 660 system is as a Full System in the Performance Series. The Full System picks up 15-25% more horse power and torque throughout the power curve, and the. The HMF exhausts weight substantially less that the stock exhaust.
Dynatek CDI Features:
- Improved Timing Curves
- Higher Rev Limit
- Increased Spark Energy
- Improved Throttle Response
- Removed Reverse Rev Limit
- Overrides Belt Indicator
- Plug-In Module Replacement
UNI Filter:
Uni Foam Air Filters use polyurethane foam as the filtration media because of it's superior dirt capturing abilities. The principle of how foam air filters work is simple: 'Open Cell' Polyurethane Foam is wetted with specially developed filter oil. The 'sticky' filter oil is suspended in the path of the dirty air making it impossible for dirt to pass through the depth of the filter.
About Us
ATV Galaxy is an authorized IMS Products dealer located in Irvine, California. Please feel free to contact us anytime with questions or tech help. We are open Monday-Thursday 8-5 PM, Fridays 8-3:30 PM.
NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLE. THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT MAY ALSO BE ILLEGAL NATIONWIDE UNDER THE FEDERAL CLEAN AIR ACT (42 U.S.C. §7522(A)(3))