{"product_id":"hks-rs-us-civic-si","title":"HKS RS US CIVIC Si","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e70020-KH101\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 4957266275542\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eHKS Racing Suction Intake Kit 2017-2021 Honda Civic Si\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe HKS Racing Suction (RS) intake kit replaces the factory airbox on 2017-2021 Honda Civic Si models with a high-flow dry filter and large-diameter aluminum pipe. This setup draws in cooler, denser air to support the 1.5L turbo engine for quicker throttle response and measurable power gains across the RPM range. Engineered for direct bolt-on fitment, it delivers reliable performance upgrades without modifications.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDry High-Flow Filter:\u003c\/strong\u003e Captures contaminants while allowing 20% more airflow than stock for consistent engine breathing and longevity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e80mm Aluminum Suction Pipe:\u003c\/strong\u003e Smooth, large-diameter piping reduces intake restrictions and turbulence for smoother power delivery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Heat Shield:\u003c\/strong\u003e Aluminum shield with insulation blocks engine bay heat to pull in cooler intake air and prevent power loss.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBolt-On Design:\u003c\/strong\u003e Precision-machined brackets ensure perfect alignment with OEM mounting points for easy installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDyno-Proven Gains:\u003c\/strong\u003e Delivers up to 10hp increase at peak with improved mid-range torque on stock turbo Civic Si.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eFilter is reusable. clean every 20,000 miles with HKS kit for sustained performance.\u003c\/li\u003e\n\u003cli\u003eRetains factory MAF sensor placement for seamless ECU compatibility.\u003c\/li\u003e\n\u003cli\u003ePackaged in sturdy box. handles standard ground shipping without damage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended.\u003c\/li\u003e\n\u003cli\u003eRequires removal of stock airbox and intake duct. 1-2 hours with basic tools.\u003c\/li\u003e\n\u003cli\u003eUses existing OEM couplers and clamps. no additional hardware needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2021\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCivic\u003c\/td\u003e\n\u003ctd\u003eSi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2021\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCivic\u003c\/td\u003e\n\u003ctd\u003eSi (FC2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose HKS?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eDecades of Japanese motorsport engineering for street and track applications.\u003c\/li\u003e\n\u003cli\u003eRigorous dyno testing ensures real-world power and reliability gains.\u003c\/li\u003e\n\u003cli\u003ePremium materials built to withstand high-boost turbo conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Does this fit 2017-2021 Honda Civic Si 1.5T models?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes, direct bolt-on for all USDM Civic Si (FC2 chassis) with L15B7 engine. no trimming or adjustments required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material is the filter and pipe made from?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Dry dual-layer cotton filter element with anodized aluminum pipe and heat shield for corrosion resistance and durability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What warranty covers this intake kit?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e HKS provides 1-year limited warranty against defects. filter media covered for life with proper maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS Ground or FedEx\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock - ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Secure cardboard box measuring 16 x 12 x 10 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HKS","offers":[{"title":"Default Title","offer_id":40277886337103,"sku":"HKS70020-KH101","price":506.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/hks-rs-us-civic-si-hks.jpg?v=1768435410","url":"https:\/\/www.blackopsautoworks.com\/products\/hks-rs-us-civic-si","provider":"Black Ops Auto Works","version":"1.0","type":"link"}