The Complete Cobb Stage 1+ Solution for the GD WRX/STI
Ideal for those of you with upgrades that surpass the limits of your factory clutch kit
These extenders make damping adjustment much easier
They have taken extra time to adjust tip heights on the applications to require less tipping of the valve to maintain proper tip height for proper valvetrain geometry and to cut down on install times when setting valve lash
5 +38 Glim Black Diamond Rim Cut (GTKRC) - 2015+ WRX / STI
Exedy Lightweight Flywheel - 2004-2021 Subaru STI PDM_fuel-injectors The Complete Cobb Stage 1+The Lightweight Flywheel will improve the engine revs, response, and performance in the Subaru STI. Exedy Lightweight Flywheel Flywheel Specs: Combines low weight, low inertia, and high thermal capacity Ideal for lightly tuned cars, drag racing, autocross, and rally cars Made from solid one piece Chromoly steel and Chromoly steel forgings Ring gear teeth are integrated onto the flywheel Passed engineered tests to 15,000 18,000 RPM SFI approved Exedy