{"product_id":"hks-inner-silencer-94mm","title":"HKS Inner Silencer 94mm","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e3306-RA073\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eHKS Inner Silencer 94mm for Subaru WRX STI 2008-2021\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe HKS Inner Silencer 94mm installs inside compatible HKS mufflers to lower cabin noise from exhaust drone. It fits 2008-2021 Subaru WRX STI models with HKS 94mm inlet mufflers like Hi-Power Spec L and Silent series. Drivers keep full exhaust flow and horsepower while gaining quieter highway cruising.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e94mm Precise Fit:\u003c\/strong\u003e Matches HKS muffler inlets exactly for secure installation without gaps or leaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSUS304 Stainless Steel:\u003c\/strong\u003e Resists corrosion and heat for years of reliable performance in harsh conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTargeted Noise Control:\u003c\/strong\u003e Absorbs low-frequency drone at cruising speeds without adding backpressure or power loss.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemovable Design:\u003c\/strong\u003e Pull out for unrestricted sound on track days then reinstall for street use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded Band Clamp:\u003c\/strong\u003e Stainless steel clamp ensures tight seal and vibration-free hold.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm your HKS muffler has 94mm inlet pipe before purchase.\u003c\/li\u003e\n\u003cli\u003eReduces sound levels to meet local noise regulations where required.\u003c\/li\u003e\n\u003cli\u003eLightweight at 0.8 lbs for simple handling and shipping.\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\u003eSlide into muffler inlet pipe and tighten band clamp to 8-10 Nm torque.\u003c\/li\u003e\n\u003cli\u003eCompatible with all HKS mufflers using factory hardware.\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\u003e2008-2021\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eImpreza WRX STI\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2009-2020\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003eGT-R\u003c\/td\u003e\n\u003ctd\u003ePremium\/Base\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\u003eOver 50 years developing exhaust systems for JDM performance cars.\u003c\/li\u003e\n\u003cli\u003eManufactured in Japan with strict quality controls.\u003c\/li\u003e\n\u003cli\u003eComponents tested in Super GT racing for real-world durability.\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 non-HKS mufflers?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e No only designed for HKS mufflers with 94mm inlet pipes such as Hi-Power and Silent Hi-Power models.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material construction?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Made from SUS304 stainless steel for heat and corrosion resistance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Does it affect horsepower?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e No maintains open exhaust flow with dyno-tested zero power loss.\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\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 Original HKS box approx 4.3 x 4.3 x 11.8 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.8 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HKS","offers":[{"title":"Default Title","offer_id":41315294806095,"sku":"HKS3306-RA073","price":65.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/hks-inner-silencer-94mm-hks.jpg?v=1768435693","url":"https:\/\/www.blackopsautoworks.com\/products\/hks-inner-silencer-94mm","provider":"Black Ops Auto Works","version":"1.0","type":"link"}