Yuasa Maintenance-Free Battery '15-'22 Yamaha YZF-R3 / '20-'22'MT-03 Mail in Flash Tune ECU flashing 2004 - YZ250F

2004 - YZ250F

-- IMPORTANT: designed for use with aftermarket clipons (See Installation Instructions)

PLEASE NOTE: 2013-2014 models are not equipped with an O2 sensor (Lambda) and the adaptive tuning will NOT work unless "My Tuning Bike" module is purchased

LighTech chain adjusters are CNC machined from 7075 billet aluminum then color anodized

Yuasa Maintenance-Free Battery '15-'22 Yamaha YZF-R3 / '20-'22'MT-03 Mail in Flash Tune ECU flashing 2004 - YZ250FThis new generation of maintenance free batteries delivers higher cranking amps for vehicles that require extra starting power Additional cranking amps make these one of the most powerful batteries on the market Factory activated batteries should be charged once a month when not in service.