{"product_id":"hks-racing-pro-oil-10w-50-4l","title":"HKS RACING Pro OIL 10W-50 4L","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e52001-AK068\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eHKS RACING Pro OIL 10W-50 4L for 1989-2023 Nissan GT-R Subaru WRX STI Toyota Supra Fully Synthetic Racing Oil\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eHKS Racing Pro Oil 10W-50 4L delivers fully synthetic ester-based lubrication for high-output Japanese performance engines in extreme racing. Designed for vehicles like Subaru WRX STI Nissan GT-R and Toyota Supra it maintains protection under high RPM turbo boost and temperatures exceeding 250°C. Track-tested formula reduces wear and ensures reliability during competition.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEster-Based Synthetic Formula:\u003c\/strong\u003e Handles thermal stability to 250°C flash point and -45°C pour point for performance in races.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh HTHS Viscosity 4.9 mPa·s:\u003c\/strong\u003e Forms thick oil film at high temperatures to shield bearings and pistons in high-speed runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow NOACK Volatility 7.5%:\u003c\/strong\u003e Cuts evaporation and consumption in extreme heat for cleaner engines over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperior Shear Stability:\u003c\/strong\u003e Holds viscosity in high-stress turbo and NA racing setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDensity 0.86 g\/cm³:\u003c\/strong\u003e Enables fast cold starts and coverage in 4-stroke competition engines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eFor racing and track use only. Not intended for daily street driving.\u003c\/li\u003e\n\u003cli\u003eChange oil every 3,000 km or after each event based on track conditions.\u003c\/li\u003e\n\u003cli\u003eShips in secure 4L metal canister to prevent leaks during transit.\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\u003eDrain old oil completely and replace filter before filling with 4L capacity.\u003c\/li\u003e\n\u003cli\u003eCompatible with standard oil fill caps on JDM performance vehicles.\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\u003e1993-2002\u003c\/td\u003e\n\u003ctd\u003eToyota\u003c\/td\u003e\n\u003ctd\u003eSupra\u003c\/td\u003e\n\u003ctd\u003eTurbo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1989-2002\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003eSkyline\u003c\/td\u003e\n\u003ctd\u003eGT-R R32\/R33\/R34\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1994-2021\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\u003e2003-2006\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003e350Z\u003c\/td\u003e\n\u003ctd\u003eFairlady Z\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2007-2023\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003eGT-R\u003c\/td\u003e\n\u003ctd\u003eR35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1992-2015\u003c\/td\u003e\n\u003ctd\u003eMitsubishi\u003c\/td\u003e\n\u003ctd\u003eLancer Evolution\u003c\/td\u003e\n\u003ctd\u003eEvo I-X\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 motorsport experience developing oils for Super GT and rally champions.\u003c\/li\u003e\n\u003cli\u003ePrecise engineering tested in real-world Japanese racing applications.\u003c\/li\u003e\n\u003cli\u003eProven durability in high-boost turbo engines and 10,000+ RPM setups.\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 oil fit my Subaru WRX STI?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes compatible with 1994-2021 Impreza WRX STI models requiring 10W-50 viscosity for track performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What base oil is used?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e 100% synthetic ester base oil with advanced additives for racing shear resistance and heat protection.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the warranty or service interval?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Designed for competition use. Inspect and change after every race or 3,000 km. HKS quality backed by manufacturer specs.\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 4L metal can in protective box dimensions 10 x 10 x 14 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 9.5 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HKS","offers":[{"title":"Default Title","offer_id":43805363601487,"sku":"HKS52001-AK068","price":145.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/hks-racing-pro-oil-10w-50-4l-hks.jpg?v=1767419637","url":"https:\/\/www.blackopsautoworks.com\/products\/hks-racing-pro-oil-10w-50-4l","provider":"Black Ops Auto Works","version":"1.0","type":"link"}