{"product_id":"b9-audi-s4-s5-ea839-pro-xe-hybrid-turbo-upgrade","title":"Pro Xe B9 Audi S4 S5 3.0t EA839 Hybrid Turbo Upgrade","description":"\u003cp\u003e\u003cspan\u003eIntroducing the Pro Xe Automotive Hybrid Turbo Upgrade for the EA839-powered Audi S4 and Audi S5 — engineered to push the factory single turbo setup beyond stock limitations while maintaining rapid spool, OEM drivability, and direct-fit installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBuilt from genuine OEM turbocharger housings and upgraded with high-flow internal components, these hybrid turbos are designed to deliver substantially improved airflow and top-end power without the excessive lag commonly associated with large-frame turbo conversions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eOEM-based hybrid turbocharger upgrade\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUpgraded compressor and turbine wheel combination\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCNC-machined and optimized factory housings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIncreased airflow efficiency and reduced turbine restriction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFaster transient response compared to many large-frame alternatives\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDirect bolt-on installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRetains factory-style fitment and compatibility\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for pump gas, ethanol blends, or full E85 setups with supporting modifications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003ePerformance Benefits\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eStronger midrange torque and improved top-end power\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIncreased horsepower capability over stock turbo systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBroader and more efficient powerband\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eImproved high-RPM airflow while maintaining excellent street manners\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIdeal balance between responsiveness and peak performance\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eRecommended Supporting Modifications\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eECU\/TCU tuning\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUpgraded intercooler\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh-flow intake system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUpgraded exhaust\/downpipe\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEthanol fueling upgrades for maximum power potential\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003ePerfect for enthusiasts looking to transform the EA839 platform into a true sleeper while preserving the refinement and drivability Audi intended. Whether for aggressive street driving, roll racing, or a refined daily driver with serious power, the Pro Xe B9 S4\/S5 Hybrid Turbo Upgrade delivers OEM-style response with significantly increased performance capability.\u003c\/span\u003e\u003c\/p\u003e","brand":"Pro Xe Automotive","offers":[{"title":"Core","offer_id":51671676322082,"sku":null,"price":1089.99,"currency_code":"USD","in_stock":true},{"title":"No core","offer_id":51671676354850,"sku":null,"price":1989.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/0142\/1602\/files\/D28B8670-FACC-4E84-B449-69A65B2AF7ED.jpg?v=1779760601","url":"https:\/\/proxeautomotive.com\/products\/b9-audi-s4-s5-ea839-pro-xe-hybrid-turbo-upgrade","provider":"Pro Xe Automotive","version":"1.0","type":"link"}