{"product_id":"armytrix-audi-a4-b9-tfsi-sedan-avant-quattro-2016-valvetronic-exhaust-system","title":"Armytrix Audi A4 B9 TFSI Sedan\/ Avant Quattro 2016- Valvetronic exhaust system","description":"\u003cp\u003eIgnite the bold performance character of your Audi A4 Quattro B9 2.0 TFSI Sedan or Avant with the Armytrix Valvetronic Exhaust System—an aggressive yet refined upgrade tailored specifically for Non-OPF, quattro models (2016–Present). Designed to amplify the sound, improve throttle response, and offer real-time control, this system transforms your A4 into a truly dynamic daily performer.\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003eCrafted from 3” mandrel-bent stainless steel piping and finished with quad 3.5” tips, the system delivers a deep, turbocharged exhaust note while elevating the rear-end aesthetics. Engineered for plug-and-play integration, the Armytrix exhaust is ideal for those who demand performance, sound, and smart control—all in one package.\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003eKey Features:\u003c\/p\u003e\u003cul\u003e\t\u003cli\u003e\u003cspan\u003eDesigned for Audi A4 B9 2.0 TFSI Sedan\/Avant (4WD, Non-OPF, 2016–Present)\u003c\/span\u003e\u003c\/li\u003e\t\u003cli\u003e\u003cspan\u003eMain pipe diameter: 3” – optimized for smoother exhaust flow and a sharper tone\u003c\/span\u003e\u003c\/li\u003e\t\u003cli\u003e\u003cspan\u003eQuad 3.5” tips – assertive styling and powerful acoustic impact\u003c\/span\u003e\u003c\/li\u003e\t\u003cli\u003e\u003cspan\u003eValvetronic system – toggle between quiet cruising and aggressive roar at the press of a button\u003c\/span\u003e\u003c\/li\u003e\t\u003cli\u003e\u003cspan\u003eApp \u0026amp; remote controlled (compatible with iOS \u0026amp; Android devices)\u003c\/span\u003e\u003c\/li\u003e\t\u003cli\u003e\u003cspan\u003eDirect bolt-on fitment – no cutting, no welding, no stress\u003c\/span\u003e\u003c\/li\u003e\t\u003cli\u003e\u003cspan\u003eArmytrix OBDII plug-and-play module – reduces install time by up to 30%\u003c\/span\u003e\u003c\/li\u003e\t\u003cli\u003e\u003cspan\u003eCEL reduction system – catalytic converter + OPF fault-clearing tech helps prevent Check Engine Lights\u003c\/span\u003e\u003c\/li\u003e\t\u003cli\u003e\u003cspan\u003eSupports LHD \u0026amp; RHD vehicles – global fitment flexibility\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003eFitment Notes:\u003c\/p\u003e\u003cul\u003e\t\u003cli\u003e\u003cspan\u003eFits both Sedan and Avant body styles\u003c\/span\u003e\u003c\/li\u003e\t\u003cli\u003e\n\u003cspan\u003eQuad-tip muffler fits only with:\u003c\/span\u003e\t\u003cul\u003e\t\t\u003cli\u003e\u003cspan\u003eS4-style quad diffuser on non-S-line rear bumper\u003c\/span\u003e\u003c\/li\u003e\t\t\u003cli\u003e\u003cspan\u003eS4 rear diffuser on S-line rear bumper\u003c\/span\u003e\u003c\/li\u003e\t\u003c\/ul\u003e\t\u003c\/li\u003e\t\u003cli\u003e\u003cspan\u003eExhaust system variations exist from factory\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003eWireless Valve Control via Armytrix OBDII Module:\u003c\/p\u003e\u003cp\u003eConnect the included Armytrix OBDII Control Module to the vehicle’s OBDII port for seamless control of the valvetronic system using either the supplied remote or Armytrix mobile app. Choose your driving style with three customizable modes:\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cul\u003e\t\u003cli\u003e\u003cspan\u003eON – Valves open for maximum flow and sound\u003c\/span\u003e\u003c\/li\u003e\t\u003cli\u003e\u003cspan\u003eOFF – Valves closed for quiet operation\u003c\/span\u003e\u003c\/li\u003e\t\u003cli\u003e\u003cspan\u003eAUTO – Valve behavior automatically adjusts based on RPM and throttle input\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003eExclusive CEL Prevention System:\u003c\/p\u003e\u003cp\u003eArmytrix’s proprietary fault-clearing technology minimizes the risk of Check Engine Lights associated with high-flow exhaust systems. Designed for compatibility with both stock and tuned setups, this system is ideal for drivers who want performance without compromise.\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003eFitment Overview:\u003c\/p\u003e\u003cul\u003e\t\u003cli\u003e\u003cspan\u003eVehicle: Audi A4 B9 (Sedan\/Avant)\u003c\/span\u003e\u003c\/li\u003e\t\u003cli\u003e\u003cspan\u003eEngine: 2.0 TFSI\u003c\/span\u003e\u003c\/li\u003e\t\u003cli\u003e\u003cspan\u003eDrivetrain: 4WD (Quattro)\u003c\/span\u003e\u003c\/li\u003e\t\u003cli\u003e\u003cspan\u003eYears: 2016–Present\u003c\/span\u003e\u003c\/li\u003e\t\u003cli\u003e\u003cspan\u003eEmission Type: Non-OPF\u003c\/span\u003e\u003c\/li\u003e\t\u003cli\u003e\u003cspan\u003eDrive Configuration: Left-Hand Drive \u0026amp; Right-Hand Drive compatible\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Armytrix","offers":[{"title":"Quad Chrome Tips","offer_id":53603847209307,"sku":"AU944-QS11C","price":3294.5,"currency_code":"GBP","in_stock":true},{"title":"Quad Carbon Tips","offer_id":53603847242075,"sku":"AU944-QS11C","price":3855.5,"currency_code":"GBP","in_stock":true},{"title":"Quad Blue Tips","offer_id":53603847274843,"sku":"AU944-QS11B","price":3532.5,"currency_code":"GBP","in_stock":true},{"title":"Quad Gold Tips","offer_id":53603847307611,"sku":"AU944-QS11C","price":3575.0,"currency_code":"GBP","in_stock":true},{"title":"Quad Matte Black","offer_id":53603847340379,"sku":"AU944-QS11M","price":3575.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1024\/0904\/4315\/files\/27fcbc85-68812d_07fafd51d080457cb74c572f3c777ac3_mv2.jpg?v=1784198449","url":"https:\/\/czkrrg-yc.myshopify.com\/products\/armytrix-audi-a4-b9-tfsi-sedan-avant-quattro-2016-valvetronic-exhaust-system","provider":"Avon Tuning Store","version":"1.0","type":"link"}