COBB x Korsh Stage 1+ Package - Subaru WRX / STI 2015-2021

COBB x Korsh Stage 1+ Package - Subaru WRX / STI 2015-2021

Application: Subaru WRX and STI 2015–2021
Part Type: Stage 1+ package – COBB Accessport V3 and Korsh stainless catback
Part Number: KOR-CB-15-004

The COBB x Korsh Stage 1+ package combines precision tuning with exhaust performance for the 2015–2021 Subaru WRX and STI. It includes the COBB Accessport V3 for ECU tuning and the Korsh stainless steel catback, delivering more power, improved throttle response and an aggressive exhaust note.

The Accessport V3 provides real-time monitoring and custom mapping, while the Korsh catback uses mandrel-bent stainless steel piping for optimal flow and durability.

Why Korsh?

• Power Gains – Optimised tuning for increased horsepower and torque.
• Stainless Construction – Mandrel-bent stainless steel catback.
• Sound – Aggressive exhaust note with titanium-burnt tips.
• Real-Time Monitoring – Track boost, AFR and engine parameters.
• Multiple Maps – Maps for different fuel grades and conditions.
• Bolt-On – Direct fit for 2015–2021 WRX and STI.

What's Included

• COBB Accessport V3 tuning device
• Stage 1+ performance maps
• Korsh stainless steel catback exhaust
• All necessary hardware and installation instructions

Important Notes

• Professional installation recommended.
• Tuning may affect emissions compliance in some regions. Check local regulations before purchase.

Vehicle Fitment

• Subaru WRX 2015–2021
• Subaru STI 2015–2021

Not sure if this suits your car? Email sales@coore.com.au and our team will confirm fitment.