{"product_id":"audi-rs4-rs5-b9-2-9t-tfsi-stage-1-ecu-tune","title":"Audi RS4 \/ RS5 B9 2.9T TFSI Stage 1 ECU Tune","description":"\u003cp\u003eElevate your Audi RS4 or RS5 B9 with YPG Motorsport's Stage 1 ECU Tune for the 2.9-liter twin-turbo V6 TFSI engine. This calibration unlocks substantial power gains through optimized boost targets, ignition timing, and fueling strategies — all on stock hardware with zero additional modifications required.\u003c\/p\u003e\u003ch3\u003ePerformance Gains\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUp to +70 HP over stock\u003c\/li\u003e\n\u003cli\u003eUp to +90 Nm additional torque\u003c\/li\u003e\n\u003cli\u003eSmoother power delivery across the rev range\u003c\/li\u003e\n\u003cli\u003eImproved throttle response\u003c\/li\u003e\n\u003cli\u003eSpeed limiter removal\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCustom ECU calibration by YPG Motorsport\u003c\/li\u003e\n\u003cli\u003eRemote or in-person flashing\u003c\/li\u003e\n\u003cli\u003eLifetime support and free updates\u003c\/li\u003e\n\u003cli\u003eOptional dyno verification\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCompatible with 2018+ Audi RS4 Avant (B9\/B9.5) and RS5 Coupe\/Sportback (B9\/B9.5). Worldwide shipping and remote tuning support available.\u003c\/p\u003e","brand":"YPG","offers":[{"title":"Default","offer_id":48544572342464,"sku":"YPG-AUDI-RS4-RS5-B9-STG1","price":999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7288\/7360\/files\/photo-1743264533237-1705eeda29e1.jpg?v=1783173539","url":"https:\/\/ypgmotorsport.com\/products\/audi-rs4-rs5-b9-2-9t-tfsi-stage-1-ecu-tune","provider":"YPG Motorsport","version":"1.0","type":"link"}