Cobb Tuning Subaru Stage 1 Drivetrain Package WRX 2015-2022 - SUB0DT0110EMISSIONS This part is not an emissions related part and therefore can be used on Emission Controlled Vehicles. DESCRIPTION The Stage 1 Drivetrain Package for your 2015+ Subaru WRX includes the Shift Plate, Shifter Bushing, and Shifter Stop. The COBB Shift Plate for your 2015 2019 Subaru WRX is designed to reduce overall shift throw while maintaining an OEM like feel. Two adjustment points allow for either 15% or 35% reductions in shift throw.