K+N style air filter stock size replacement factory airbox Yamaha YFZ450 YFZ450R Toomey You get both the left

You get both the left and the right gas tank side wrap covers

Size 390 Genuine Mikuni 4042 Hex Main Jets

Also includes a 10 piece jetting kit

OEM part: 1S3-14411-00-00

K+N style air filter stock size replacement factory airbox Yamaha YFZ450 YFZ450R Toomey You get both the leftBrand New K&N style ATV Air Filter fits factory airbox Pleated element style for more air flow More power and acceleration Washable and re usable ID is 3 7 8" Fits the Yamaha ATV 4 stroke models listed below: 2004 2012 Yamaha YFZ450 2009 Current Yamaha YFZ450R 2010 2011 Yamaha YFZ450X This is a stock size replacement sized filter for your YFZ450 Replaced K&N parts number YA 4504 (replaces OEM 5TG 14451 00) This fits inside the factory airbox, and uses