BX4-8591A-70-00 Yamaha NEW. BX48591A7100

Genuine Yamaha new. bx48591a7100 ecu set for 2018-2019 yz with part number BX4-8591A-70-00. This is a brand new, original OEM part, manufactured to the original Yamaha factory specifications to ensure a perfect fit and optimal performance.

Please refer to your owner’s manual or an official Yamaha model application list to verify that part number BX4-8591A-70-00 fits your vehicle. This item belongs to the GYTR RACING PARTS category and is recommended by Yamaha for regular maintenance according to the factory service schedule. Part code: BX4-8591A-70-00