{"product_id":"invidia-15-subaru-wrx-sti-4dr-q300-twin-outlet-rolled-stainless-steel-quad-tip-cat-back-exhaust","title":"Invidia 15+ Subaru WRX\/STI 4Dr Q300 Twin Outlet Rolled Stainless Steel Quad Tip Cat-Back Exhaust","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e HS15STIG3S\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eInvidia 2015-2021 Subaru WRX\/STI 4Dr Q300 Twin Outlet Rolled Stainless Steel Quad Tip Cat-Back Exhaust\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eUpgrade your 2015-2021 Subaru WRX or STI 4-door sedan with the Invidia Q300 cat-back exhaust system HS15STIG3S. This full cat-back replaces the exhaust from the catalytic converter back for noticeable power increases and a refined aggressive sound. Mandrel-bent T304 stainless steel piping ensures smooth exhaust flow and durability on the street or track.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eT304 Stainless Steel Build:\u003c\/strong\u003e Premium grade construction resists corrosion and withstands high heat for long-lasting performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMandrel Bent 3-inch Piping:\u003c\/strong\u003e Smooth bends minimize backpressure to boost horsepower torque and throttle response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ300 Muffler Technology:\u003c\/strong\u003e Large canister design produces a deep throaty tone with minimal interior drone during cruising.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuad Rolled Stainless Tips:\u003c\/strong\u003e Twin outlet 4-inch diameter rolled-edge tips in polished stainless steel for precise fit and bold rear styling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBolt-On Design:\u003c\/strong\u003e Direct replacement using factory mounting points for straightforward installation and reliable seal.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eRetains factory catalytic converter and O2 sensors for emissions compliance.\u003c\/li\u003e\n\u003cli\u003eInspect clamps and hardware during seasonal maintenance to preserve performance.\u003c\/li\u003e\n\u003cli\u003ePackaged in heavy-duty box to protect components during transit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended.\u003c\/li\u003e\n\u003cli\u003eBolt-on system requires basic tools no welding or cutting needed.\u003c\/li\u003e\n\u003cli\u003eCompatible with factory resonators and hangers reuse OEM gaskets where possible.\u003c\/li\u003e\n\u003c\/ul\u003e\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\u003e2015-2016\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eWRX\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015-2016\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eWRX\u003c\/td\u003e\n\u003ctd\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015-2016\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eWRX\u003c\/td\u003e\n\u003ctd\u003ePremium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015-2016\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eWRX STI\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eWRX STI\u003c\/td\u003e\n\u003ctd\u003eLaunch Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015-2016\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eWRX STI\u003c\/td\u003e\n\u003ctd\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2016\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eWRX STI\u003c\/td\u003e\n\u003ctd\u003eSeries.HyperBlue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2021\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eWRX\u003c\/td\u003e\n\u003ctd\u003eAll Sedans\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2021\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eWRX STI\u003c\/td\u003e\n\u003ctd\u003eAll Sedans\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhy Choose Invidia?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e20+ years specializing in performance exhaust for Japanese cars.\u003c\/li\u003e\n\u003cli\u003eJASMA certified piping meets strict quality standards.\u003c\/li\u003e\n\u003cli\u003ePrecision engineering from CAD design to dyno testing.\u003c\/li\u003e\n\u003c\/ul\u003e\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 Will HS15STIG3S fit my 2018 Subaru WRX sedan?\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes it bolts directly onto all 2015-2021 WRX and STI 4-door sedan models using factory hangers and mounts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material is used in the piping and tips?\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Full T304 stainless steel piping and rolled quad tips provide heat resistance and a mirror-polished finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the warranty and install process?\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Invidia provides a 1-year manufacturer warranty. Install takes 1-2 hours with basic lift and tools professional help advised for alignment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS Ground or FedEx 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 Oversized reinforced box 48in L x 14in W x 14in H\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 41 lbs product 50 lbs shipping\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Invidia","offers":[{"title":"Default Title","offer_id":43763291291727,"sku":"INVHS15STIG3S","price":1528.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/invidia-15-subaru-wrxsti-4dr-q300-twin-outlet-rolled-stainless-steel-quad-tip-cat-back-exhaust-invidia.jpg?v=1767647079","url":"https:\/\/www.blackopsautoworks.com\/products\/invidia-15-subaru-wrx-sti-4dr-q300-twin-outlet-rolled-stainless-steel-quad-tip-cat-back-exhaust","provider":"Black Ops Auto Works","version":"1.0","type":"link"}