Unitronic Stage 1 ECU & Stage 1 DSG Combo (2.5TFSI EVO) Earl's 2004-2021 STi

2004-2021 STi

Made from Polished Mandrel-Bent Aluminum

Brake lines will vary by model

They can accommodate tires up to 10 inches wide

the crossover siphon port can be easily adapted to common hoses as it uses 6AN ORB (9/16-18 O-ring) female threads

Unitronic Stage 1 ECU & Stage 1 DSG Combo (2.5TFSI EVO) Earl's 2004-2021 STiNote: To install your Unitronic Tune you must either go to an authorized dealer or purchase the Uniconnect+ cable Vehicle Fitment: Sart Year End Year Make Model Submodel Cyl Lit Fuel ASP EngDesg 2018 2018 Audi RS3 Base L5 2. 5 Gas T All 2018 2018 Audi TT Quatro RS L5 25 Gas T All Description: Stage 1 ECU Upgrade Performance Software Precisely Engineered for a completely stock car. Performance Software for your ECU Box Code is subject to availability.