This "Blip Assist" System is a complete kit designed for the Yamaha YZF-R1 '07-'14 equipped with YEC racing ECU and wiring. It allows you to downshift the gears (Shift-Down) without using the clutch. “Plug & Play” kit compatible with OEM connectors. Works with "standard road shift" or "inverted race shift" gear lever set-up. The bi-directional...