COBB Tuning SF Intake Black and Airbox - 2008-2014 Subaru WRX / 2008-2014 Subaru STI PDM_lug-nuts Using a wideband air/fuel controller

Using a wideband air/fuel controller during the tuning process allows you to monitor AFR and adjust tuning parameters to optimize them for maximum power and efficiency

Go Beyond OEM

Radium Engineering recommends installing insulation sleeving (not included) over any hose exposed to cold air flow - This will help prevent any water condensation from freezing and potentially clogging the hose

Cusco Power Brace Rear Trunk Plus

375 in (289 mm)

COBB Tuning SF Intake Black and Airbox - 2008-2014 Subaru WRX / 2008-2014 Subaru STI PDM_lug-nuts Using a wideband air/fuel controllerThe Cobb SF Intake System: Built for the OTS Map The Cobb SF Intake System for the 2008 2021 Subaru WRX STI is the intake that every Cobb Stage 2 OTS map is calibrated for. It's not just an intake it's the intake that makes the Cobb tune deliver what Cobb publishes. This listing is the Black variant. The SF design uses a sealed airbox to draw from outside the engine bay heat, reducing intake air temperatures versus an open element design that draws