Unitronic ECU Tuning is HERE for the 8Y RS3 (2022–2025) with the 2.5TFSI EVO DXH! Unleash the full potential of your RS3 with UniFLEX and the brand-new Unitronic Advanced Features (UAF) Add-Ons — now available in North America. With testing dialed and results proven, Stage 2 E85 delivers gains of up to +201HP / +152TQ, pushing your RS3 to a massive 638HP / 534TQ. Once your ECU is unlocked, flashing is a breeze — tune your car straight through the OBD-2 port in your garage or driveway using UniCONNECT+. No downtime. No shipping. Just power. Booking is available! 📩 Email sales@irozmotorsport.com #AudiRS3 #RS38Y #Unitronic #ECUTuning #Quattro #irozmotorsport #unitronic