Cobb SS 3in Cat-Back Exhaust Hardware Kit - 2008-2014 Subaru WRX / STI Hatch PDM_exhaust-headers-and-manifolds This advanced pull-type relief system

This advanced pull-type relief system allowed for stable operating ranges from low to high boost pressures

The added height adjustment feature allows the end-user the ability to adjust ride height to their preference

Confirm specific model year and trim compatibility before ordering

Almost all components are now lighter and showcase a more elegant design

Although the Type S Rear Under Spoiler has been designed to work seamlessly with HKS's other Type S exterior components

Cobb SS 3in Cat-Back Exhaust Hardware Kit - 2008-2014 Subaru WRX / STI Hatch PDM_exhaust-headers-and-manifolds This advanced pull-type relief systemBetter Airflow for the GR VA STI Done Right The Cobb intake upgrade for the 2008 2021 Subaru WRX STI improves airflow to the turbocharger over the factory setup by reducing restriction in the intake path. Less restriction means the turbocharger works with a stronger air supply, building boost from a better foundation. Designed Around the Cobb OTS Maps Every Cobb intake product for the GR VA STI is developed alongside the OTS maps on the Accessport.