{"product_id":"hks-09-gtr-flux-welded-legamax-premium-exhaust","title":"HKS 09+ GTR Flux Welded Legamax Premium Exhaust","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e31021-KN001\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 4957266931066\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eHKS 2009+ Nissan GT-R Flux Welded Legamax Premium Exhaust\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe HKS Legamax Premium Exhaust is a full cat-back system designed exclusively for the 2009+ Nissan R35 GT-R. It replaces the stock exhaust from the catalytic converters back with flux welded stainless steel piping for smoother flow and direct bolt-on fitment across all GT-R trims. This setup delivers measurable power gains of up to 15PS at 5500rpm lighter weight by 10kg over stock and a deep aggressive exhaust tone at 97dB under acceleration.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlux Welded Construction:\u003c\/strong\u003e Seamless internal and external welds using SUS304 stainless steel create uninterrupted exhaust flow reduce turbulence and provide a polished finish that resists corrosion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight Reduction:\u003c\/strong\u003e At 18.5kg this system shaves 10kg off the factory 28.5kg exhaust improving handling balance and acceleration without sacrificing durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Pipe Design:\u003c\/strong\u003e Variable diameter piping from 85.6mm to 120mm with Silent Hi-Speed spec enhances scavenging efficiency for stronger mid-to-high RPM power delivery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefined Sound Profile:\u003c\/strong\u003e Produces 97dB jet sound and 104dB acceleration noise for a sporty roar that complies with street regulations while amplifying the GT-R flat-six turbo soundtrack\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Fitment:\u003c\/strong\u003e Engineered as direct replacement using stock mounting points catalytic converters and hangers for hassle-free installation on all R35 GT-R variants\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eFlux welding requires no painting or finishing touch-ups post-installation\u003c\/li\u003e\n\u003cli\u003eClean exhaust tips regularly to maintain appearance and performance\u003c\/li\u003e\n\u003cli\u003eShips fully assembled ready for bolt-on replacement\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\u003eBolt-on design reuses factory gaskets and hardware no cutting or welding needed\u003c\/li\u003e\n\u003cli\u003eAlign tips symmetrically during final torque for optimal aesthetics and flow\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\u003e2009-2024\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003eGT-R\u003c\/td\u003e\n\u003ctd\u003eBase\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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2009-2016\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003eGT-R\u003c\/td\u003e\n\u003ctd\u003eBlack Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2020\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003eGT-R\u003c\/td\u003e\n\u003ctd\u003eTrack Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015-2024\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003eGT-R\u003c\/td\u003e\n\u003ctd\u003eNISMO\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 JDM tuning expertise powering factory teams and street cars worldwide\u003c\/li\u003e\n\u003cli\u003eRigorous dyno and track testing ensures real-world gains on GT-R platforms\u003c\/li\u003e\n\u003cli\u003eAdvanced manufacturing like flux welding sets benchmarks in exhaust technology\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 exhaust fit 2017+ GT-R NISMO models?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes it bolts directly onto all 2009-2024 R35 GT-R including NISMO Track Edition and Black Edition with no modifications using stock cats and hangers\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 Full SUS304 stainless steel piping with flux welded seams for strength durability and smooth interior surface plus 120mm stainless tips\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What warranty covers this product?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e HKS offers a 1-year limited warranty against manufacturing defects when installed by certified shops contact retailer for details\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 oversized\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 Securely boxed dimensions 55 x 25 x 25 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 55 lbs shipping 40.8 lbs product\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HKS","offers":[{"title":"Default Title","offer_id":40271633252431,"sku":"HKS31021-KN001","price":2340.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/hks-09-gtr-flux-welded-legamax-premium-exhaust-hks.jpg?v=1768434980","url":"https:\/\/www.blackopsautoworks.com\/products\/hks-09-gtr-flux-welded-legamax-premium-exhaust","provider":"Black Ops Auto Works","version":"1.0","type":"link"}