{"product_id":"cobb-nexgen-stage-1-to-stage-2-flex-fuel-power-package-upgrade-w-black-intake-2015-2018-sti","title":"COBB Stage 1 to NexGen Stage 2+ Flex Fuel Power Package Upgrade w\/ Black Intake | Subaru STI (15-18) (SUB004NG2S1FF-S1-UP-BK)","description":"\u003ch1\u003eCOBB Power Package Upgrade\u003c\/h1\u003e\n\u003ch2\u003eFitment: 2015-2018 Subaru WRX STI\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePart #:\u003c\/strong\u003e SUB004NG2S1FF-S1-UP-BK\u003c\/p\u003e\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe COBB NexGen Stage 1 to Stage 2 + Flex Fuel Power Package Upgrade is a comprehensive performance drivetrain enhancement designed specifically for the 2015-2018 Subaru WRX STI. This upgrade is intended for enthusiasts who already own the COBB Stage 1 Power Package and are looking to elevate their vehicle’s power and fueling capabilities with advanced components tailored for flex fuel compatibility.\u003c\/p\u003e\n\u003cp\u003eThis package delivers a complete set of high-quality parts including a black intake system, silicone turbo inlet, upgraded fuel injectors, and advanced fuel management sensors. It supports improved airflow, fuel delivery, and engine responsiveness, helping to maximize the potential of your STI while maintaining reliability and drivability.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cp\u003eThis upgrade package includes a carefully selected combination of components designed to work seamlessly together:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSF Intake and Airbox in black finish for enhanced airflow and engine bay aesthetics\u003c\/li\u003e\n\u003cli\u003eSilicone Turbo Inlet V2 and Throttle Body Coupler to improve turbo response and reduce intake restrictions\u003c\/li\u003e\n\u003cli\u003eHigh-performance Top Feed 1050x Fuel Injectors and High Flow Fuel Pump for increased fueling capacity\u003c\/li\u003e\n\u003cli\u003eFuel Pressure Regulator, Fuel Rail Line Kit, and Fuel Rails to ensure consistent and precise fuel delivery\u003c\/li\u003e\n\u003cli\u003eNexGen Flex Fuel Ethanol Sensor Kit and Fuel Pressure Sensor Kit for accurate fuel management and tuning flexibility\u003c\/li\u003e\n\u003cli\u003eIncludes the COBB Vehicle Badge as a mark of upgrade authenticity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation \u0026amp; Fitment\u003c\/h3\u003e\n\u003cp\u003eThis package is designed as an upgrade path for existing COBB Stage 1 Power Package owners and fits the 2015-2018 Subaru WRX STI models. Installation involves replacing and upgrading multiple fuel system and intake components, so professional installation or advanced mechanical knowledge is recommended to ensure proper fitment and optimal performance.\u003c\/p\u003e","brand":"COBB","offers":[{"title":"Default Title","offer_id":51602177753375,"sku":"SUB004NG2S1FF-S1-UP-BK","price":3780.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0229\/3877\/files\/cobb-nexgen-stage-1-to-stage-2-flex-fuel-power-package-upgrade-w-black-intake-2015-2018-sti-sub004ng2s1ff-s1-up-bk-511483.jpg?v=1770429842","url":"https:\/\/shop.wheelflip.com\/products\/cobb-nexgen-stage-1-to-stage-2-flex-fuel-power-package-upgrade-w-black-intake-2015-2018-sti","provider":"WheelFlip","version":"1.0","type":"link"}