| 2004, 2005, 2006, 2007, 2008 and 2009 Yamaha YFZ450 ATV Air Intake Installation Video K&N has designed a performance air intake system for the 2004, 2005, 2006, 2007, 2008 and 2009 Yamaha YFZ450 Sport ATV. K&N dynamometer tests show an estimated 4.27 horsepower gain with use of this K&N air intake modification. K&N tests multiple vehicles for each air intake kit it makes to ensure a consistent horsepower and torque gain. This video demonstrates the steps needed to install a power gaining K&N air intake into a 2004 to 2009 Yamaha YFZ450 Sport ATV. |
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