{"product_id":"cusco-lsd-rs-1-5-2way-rear-gc8-gdb-grb-gvb-sti-impreza","title":"Cusco LSD RS-1.5 (2way) Rear GC8 GDB GRB GVB STI Impreza","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003eLSD 182 L15\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 4996338017123\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eCusco LSD RS-1.5 (2way) Rear 1993-2014 Subaru Impreza GC8 GDB GRB GVB STI\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe Cusco LSD RS-1.5 (2way) Rear installs directly into Subaru Impreza GC8 GDB GRB GVB chassis models like 2004-2007 WRX STI to replace the factory open differential. This clutch-type limited slip differential distributes power evenly to both rear wheels for improved acceleration out of corners and stability under load. Drivers experience consistent traction during hard launches and high-speed turns on road or track.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRS 1.5-way clutch operation:\u003c\/strong\u003e Locks fully on acceleration and partially on deceleration using 8 initial clutch plates plus 4 acceleration and 2 deceleration plates for smooth responsive handling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable preload:\u003c\/strong\u003e Three shim thicknesses allow tuning of initial torque from 100-300Nm to suit street rally or drift setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWPC-treated gears:\u003c\/strong\u003e Shot-peened chrome-molybdenum bevel gears resist fatigue and scoring under high torque up to 627Nm capacity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh carbon steel case:\u003c\/strong\u003e Forged housing matches OEM strength while reducing weight versus aluminum alternatives.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRebuildable design:\u003c\/strong\u003e Serviceable clutch packs and bearings extend lifespan with routine maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eFill with Cusco Super LSD oil or 75W-90 GL-5 gear oil rated for LSD after installation.\u003c\/li\u003e\n\u003cli\u003eComplete 250-mile break-in period avoiding full-throttle launches or track use.\u003c\/li\u003e\n\u003cli\u003eProduct weight 53 lbs includes all components ready for direct fitment.\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\u003eRemove rear subframe and differential carrier accessing R180 housing bolts.\u003c\/li\u003e\n\u003cli\u003eCompatible with OEM axles driveshafts and prop shaft no modifications 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\u003e2004-2007\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eImpreza\u003c\/td\u003e\n\u003ctd\u003eWRX STI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2007\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eImpreza\u003c\/td\u003e\n\u003ctd\u003eWRX STI Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1993-2000\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eImpreza\u003c\/td\u003e\n\u003ctd\u003eWRX GC8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2007\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eImpreza\u003c\/td\u003e\n\u003ctd\u003eWRX STI GDB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2007-2011\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eImpreza\u003c\/td\u003e\n\u003ctd\u003eWRX GRB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2007-2014\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eImpreza\u003c\/td\u003e\n\u003ctd\u003eWRX STI GVB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose Cusco?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eEstablished JDM leader supplying World Rally Championship teams since 1989.\u003c\/li\u003e\n\u003cli\u003eEvery unit hand-assembled in Japan with rigorous dyno testing.\u003c\/li\u003e\n\u003cli\u003eEngineered for Subaru AWD systems proven in drift gymkhana and circuit racing.\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 Will this fit my 2004-2007 USDM Subaru Impreza WRX STI?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes direct bolt-in replacement for R180 rear differential housing on all 2004-2007 WRX STI models including hatchback and sedan.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What materials are used in construction?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Case made from high carbon steel gears from chrome-moly steel with WPC micro-peening treatment and Toray nylon plates for clutch packs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the warranty coverage?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e One-year limited warranty from purchase date covers manufacturing defects with proof of professional installation.\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 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 Original Cusco cardboard box measures 19.5 x 16.5 x 11 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 55 lbs shipping weight\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Cusco","offers":[{"title":"Default Title","offer_id":43794970804303,"sku":"CUSLSD 182 L15","price":1332.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/cusco-lsd-rs-1_5-2way-rear-gc8-gdb-grb-gvb-sti-impreza-cusco.jpg?v=1767418269","url":"https:\/\/www.blackopsautoworks.com\/products\/cusco-lsd-rs-1-5-2way-rear-gc8-gdb-grb-gvb-sti-impreza","provider":"Black Ops Auto Works","version":"1.0","type":"link"}