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AWDtuning Stage 1 08-21 STi



Included in This Package

  • COBB 3 Port Boost Control Solenoid

  • AWDTuning Stumble Fix Kit

  • COBB Accessport

  • Professional Installation

  • Custom Tuning From a COBB Certified Protuner

About the Package

All 2008-2021 STis suffer from a factory flaw that causes pulses in the fuel system. The Stage 1 STi package has a fix for that. With awdtuning's stumble fix kit as well as a 3 port boost controller and custom tuning. you will leave here feeling like you're driving a different car.

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