{"product_id":"2015-2021-subaru-wrx-sti-rear-diffuser-v4","title":"Aeroflow Dynamics Rear Diffuser V4 (2015-2021 Subaru WRX\/STI)","description":"\u003cp\u003eDesigned for the \u003cstrong\u003e2015–2021 Subaru WRX \/ STI (Sedan)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e🔧 \u003cstrong\u003eDirect Fitment\u003c\/strong\u003e\u003cbr\u003eEngineered for precise alignment with factory bumper points—no cutting or modification required.\u003c\/p\u003e\n\u003cp\u003e🛠️ \u003cstrong\u003eMaterial\u003c\/strong\u003e\u003cbr\u003eConstructed from aerospace-grade lightweight aluminum to ensure strength, performance, and longevity.\u003c\/p\u003e\n\u003cp\u003e⚙️ \u003cstrong\u003eFinish \u0026amp; Build Quality\u003c\/strong\u003e\u003cbr\u003eProfessionally CNC-machined and powder coated in gloss black. Pre-drilled for a smooth installation process.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMade in USA\u003c\/strong\u003e\u003cbr\u003eProudly manufactured in the United States using high-grade materials and expert craftsmanship.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eProduction Lead Time\u003cbr\u003e\u003c\/strong\u003eCNC items are made to order and have raw materials allocated to production once the order is placed. For concerns regarding current lead times, please review the CNC Products section in our \u003ca href=\"https:\/\/www.aeroflowdynamics.com\/pages\/terms-conditions\"\u003eTerms \u0026amp; Conditions\u003c\/a\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e🧰 \u003cstrong\u003eInstall-Friendly\u003c\/strong\u003e\u003cbr\u003eComes complete with all required hardware.\u003cbr\u003eProfessional installation is highly recommended.\u003c\/p\u003e\n\u003cp\u003e💨 \u003cstrong\u003eWhy Add a Rear Diffuser to Your WRX\/STI?\u003c\/strong\u003e\u003cbr\u003eThe V4 Rear Diffuser offers a bold, functional enhancement to your WRX or STI’s rear-end appearance. Its aggressive design helps manage airflow beneath the car to reduce drag and increase rear-end stability—giving your Subaru both show and go.\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfirmed Exhaust Fitments:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e- Invidia R400\u003c\/li\u003e\n\u003cli\u003e- Nameless Exhaust Systems\u003c\/li\u003e\n\u003cli\u003e- Muffler Delete Setups\u003c\/li\u003e\n\u003cli\u003e- Subiespeed Exhaust\u003c\/li\u003e\n\u003cli\u003e- Militek Quadtip\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePlease email or call us if you have any questions regarding exhaust fitment.\u003c\/p\u003e","brand":"AeroflowDynamics","offers":[{"title":"Gloss jet black","offer_id":47259546583292,"sku":"AFD-VA-AL-DIFF-V4-GBK","price":799.98,"currency_code":"USD","in_stock":true},{"title":"Matte black","offer_id":47259546616060,"sku":"AFD-VA-AL-DIFF-V4-MBK","price":799.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1128\/7276\/files\/01_1_51725e9b-ca91-4630-a9fc-ec7cbd4a1340.jpg?v=1750098788","url":"https:\/\/jdcustomsusa.com\/hi\/products\/2015-2021-subaru-wrx-sti-rear-diffuser-v4","provider":"JD Customs U.S.A","version":"1.0","type":"link"}