Yoshimura exhaust control valve canceller

Yoshimura exhaust control valve canceller for R-11/R-11Sq

Require when using following full systems and STD ECU together.

Racing Full System R-11 GSX-R1000 L2-6
Racing Full System Tri-Oval GSX-R1000 L2-6
Racing Full System R-11 GSX-R600 L1- *Only require L3- models*
Racing Full System Tri-Oval GSX-R600 L1- *Only require L3- models*
Racing Stainless Full System R-11Sq GSX-R1000/R L7-9
Racing Titanium Full System R-11Sq GSX-R1000/R L7-9