Transmitting immense turbocharged torque through the GR-FOUR permanent all-wheel-drive system requires robust drivetrain hardware, whether you are running the engaging 6-speed manual or the rapid 8-speed Gazoo Racing GR-DAT transmission. A clutch upgrade should be a primary consideration for anyone tuning manual cars, so we supply heavy-duty Clutches & Flywheels engineered to handle aggressive launches. Maximize the selectable torque splits by upgrading your Differentials, and keep temperatures down with dedicated drivetrain Air Feeds. Eliminate severe drivetrain deflection under hard acceleration by installing uprated Engine Mounts and polyurethane Drivetrain Bushes. Sharpen your manual gear changes with precision Short Shifters, supported by our complete range of Misc Drivetrain Parts.