ATV Jet Kit for 2007-2012 Yamaha Big Bear 400 IRS Maverick X3 Turbo This will supply the grease

This will supply the grease your bearings need

The Slip-On System picks up 10-15% more horse power throughout the power curve

creep-resistant material that requires no re-torquing and is fuel resistant

Spring color does not represent any OEM or aftermarket springs

ATV Jet Kit for 2007-2012 Yamaha Big Bear 400 IRS Maverick X3 Turbo This will supply the greaseTake your performance to new heights with a Jet Kit for your ATV. Increase power and improve performance throughout the entire RPM range while improving throttle response and smoothness. These Jet Kits take the guesswork out of tuning your ATV. Whether youre rolling with a stock ATV or youve made some modifications our Jet Kit will optimize your air fuel ratio to eliminate rough spots and help you take control of your ATVs power. You can go with a