{"product_id":"audi-rs4-rs5-b9-stage-1-ecu-tune-2-9tt-ea839","title":"Audi RS4\/RS5 B9 Stage 1 ECU Tune – 2.9TT EA839","description":"\u003cp\u003eUnleash the twin-turbo V6 in your Audi RS4 or RS5 with YPG Motorsport's Stage 1 ECU Tune for the 2.9-liter biturbo EA839 engine. This OEM-quality calibration delivers substantial power gains on pump fuel with no hardware changes required — transforming your RS into a true performance machine.\u003c\/p\u003e\u003ch3\u003ePerformance Gains\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStock: ~450 HP \/ 443 lb-ft\u003c\/li\u003e\n\u003cli\u003eStage 1: ~520+ HP \/ 500+ lb-ft\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCustom ECU flash calibration\u003c\/li\u003e\n\u003cli\u003eOptimized boost, fuel, and ignition maps\u003c\/li\u003e\n\u003cli\u003eThrottle response enhancement\u003c\/li\u003e\n\u003cli\u003eSpeed limiter removal\u003c\/li\u003e\n\u003cli\u003ePost-tune support and data logging review\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAudi RS4 Avant B9 (2018+)\u003c\/li\u003e\n\u003cli\u003eAudi RS5 Coupé\/Sportback B9 (2018+)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eRemote flashing available worldwide. Contact us for GCC and international pricing.\u003c\/p\u003e","brand":"YPG Motorsport","offers":[{"title":"Stage 1 ECU Tune","offer_id":48544565625024,"sku":null,"price":1800.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7288\/7360\/files\/photo-1589536672709-a5d34b12466d.jpg?v=1783173400","url":"https:\/\/ypgmotorsport.com\/products\/audi-rs4-rs5-b9-stage-1-ecu-tune-2-9tt-ea839","provider":"YPG Motorsport","version":"1.0","type":"link"}