{"product_id":"hks-hi-power-stainless-steel-cat-back-exhaust-1983-87-corolla","title":"AE86 HKS Hi-Power Stainless Steel Cat-Back Exhaust System (1983-87 Corolla)","description":"\u003ch2\u003eAE86 HKS Hi-Power Stainless Steel Cat-Back Exhaust System \u003c\/h2\u003e\n\u003cp\u003eFor \u003cstrong\u003e1983–1987 Toyota Corolla AE86 Trueno \u0026amp; Levin SR5, GTS and All JDM Trims\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eOverview\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eUpgrade your 1983–1987 Toyota AE86 with the legendary \u003cstrong\u003eHKS Hi-Power 409 Stainless Steel Cat-Back Exhaust System\u003c\/strong\u003e, one of the most recognizable exhaust upgrades in the JDM performance world. Developed by \u003cstrong\u003eHKS Japan\u003c\/strong\u003e, this complete cat-back exhaust combines motorsports-inspired engineering with everyday drivability, making it an ideal choice for restorations, street builds, and period-correct performance projects.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eInspired by HKS's endurance and GT racing programs, the Hi-Power 409 features a \u003cstrong\u003estraight-through muffler\u003c\/strong\u003e, \u003cstrong\u003emandrel-bent 60mm piping\u003c\/strong\u003e, and an \u003cstrong\u003eover-differential exhaust layout\u003c\/strong\u003e that minimizes exhaust restriction while maintaining excellent ground clearance and factory-like fitment. The free-flowing design promotes improved exhaust velocity, better throttle response, and increased high-RPM performance compared to the restrictive factory exhaust system.\u003c\/p\u003e\n\u003cp\u003eOriginally engineered for \u003cstrong\u003e4A-GE DOHC-equipped AE86 models\u003c\/strong\u003e, this exhaust system is also compatible with \u003cstrong\u003eSR5 models equipped with the 4A-C engine\u003c\/strong\u003e. While fitment is supported on both applications, the system was specifically designed and acoustically tuned around the 4A-GE platform.\u003c\/p\u003e\n\u003cp\u003eConstructed using \u003cstrong\u003e409 stainless steel tubing\u003c\/strong\u003e with a premium \u003cstrong\u003eSUS304 stainless steel muffler and polished exhaust tip\u003c\/strong\u003e, the Hi-Power 409 offers excellent corrosion resistance, long service life, and the distinctive HKS exhaust note enthusiasts have trusted for decades.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine \u003cstrong\u003eHKS Hi-Power 409 Series\u003c\/strong\u003e cat-back exhaust system\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eComplete direct bolt-on exhaust assembly\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for the Toyota AE86 chassis\u003c\/li\u003e\n\u003cli\u003eCompatible with both \u003cstrong\u003e4A-GE\u003c\/strong\u003e and \u003cstrong\u003e4A-C (SR5)\u003c\/strong\u003e engines\u003c\/li\u003e\n\u003cli\u003eStraight-through performance muffler design\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e60mm mandrel-bent exhaust piping\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003ePremium \u003cstrong\u003eSUS304 stainless steel muffler and polished exhaust tip\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDurable \u003cstrong\u003e409 stainless steel exhaust piping\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eOver-differential exhaust routing\u003c\/li\u003e\n\u003cli\u003eOptimized exhaust flow with minimal bends\u003c\/li\u003e\n\u003cli\u003eImproved throttle response and high-RPM performance\u003c\/li\u003e\n\u003cli\u003eSignature HKS performance exhaust tone\u003c\/li\u003e\n\u003cli\u003eCompatible with both \u003cstrong\u003eLeft-Hand Drive (LHD)\u003c\/strong\u003e and \u003cstrong\u003eRight-Hand Drive (RHD)\u003c\/strong\u003e vehicles\u003c\/li\u003e\n\u003cli\u003eManufactured by \u003cstrong\u003eHKS Japan\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eBenefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eReduces exhaust restriction for improved engine breathing\u003c\/li\u003e\n\u003cli\u003eEnhances throttle response and engine efficiency\u003c\/li\u003e\n\u003cli\u003eProduces the iconic HKS performance exhaust sound\u003c\/li\u003e\n\u003cli\u003eMaintains excellent street drivability\u003c\/li\u003e\n\u003cli\u003eBuilt from corrosion-resistant stainless steel materials\u003c\/li\u003e\n\u003cli\u003ePerfect for restoration, street performance, and classic JDM builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2 class=\"\"\u003eSound Levels\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIdle Noise Level:\u003c\/strong\u003e 73 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClose Proximity Noise Level:\u003c\/strong\u003e 97 dB\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese sound characteristics provide the aggressive performance tone expected from the HKS Hi-Power while maintaining comfortable cruising characteristics.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\u003cp\u003eDesigned for \u003cstrong\u003e1983–1987 Toyota Corolla AE86\u003c\/strong\u003e chassis.\u003c\/p\u003e\n\u003ch3\u003eCompatible Vehicles\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1983–1987 Toyota Corolla Levin (AE86)\u003c\/strong\u003e – All Trims\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1983–1987 Toyota Sprinter Trueno (AE86)\u003c\/strong\u003e – All Trims\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatible Engines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4A-GE DOHC\u003c\/strong\u003e (Primary Application)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4A-C (SR5)\u003c\/strong\u003e (Compatible Fitment)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eFitment Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOriginally engineered and tuned for \u003cstrong\u003e4A-GE-powered AE86 models.\u003c\/strong\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatible with \u003cstrong\u003e4A-C-equipped SR5 models.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eFits both \u003cstrong\u003eLeft-Hand Drive (LHD)\u003c\/strong\u003e and \u003cstrong\u003eRight-Hand Drive (RHD)\u003c\/strong\u003e vehicles.\u003c\/li\u003e\n\u003cli\u003eUses factory exhaust mounting locations and hanger positions.\u003c\/li\u003e\n\u003cli\u003eFeatures an \u003cstrong\u003eover-differential exhaust layout\u003c\/strong\u003e for optimal ground clearance.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eInstallation\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDirect bolt-on cat-back exhaust system\u003c\/li\u003e\n\u003cli\u003eReuses factory exhaust hanger locations\u003c\/li\u003e\n\u003cli\u003eDesigned for factory exhaust routing\u003c\/li\u003e\n\u003cli\u003eNo fabrication required on factory-compatible vehicles\u003c\/li\u003e\n\u003cli\u003eVerify vehicle configuration before ordering\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy Choose the HKS Hi-Power 409?\u003c\/h2\u003e\n\u003cp\u003eThe HKS Hi-Power 409 has earned its reputation as one of the most iconic exhaust systems available for the Toyota AE86. Combining race-inspired engineering, proven reliability, and unmistakable HKS styling, it offers an excellent balance of performance, durability, and classic JDM appearance. Whether your goal is a faithful restoration or a spirited street build, this exhaust system delivers the sound and quality AE86 enthusiasts have trusted for decades.\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0726\/6005\/8421\/files\/0153_HKS_power-cropped_large_3cfc793f-0803-4c76-9c80-b0e5e93b5f6e.avif?v=1785517004\" alt=\"\" width=\"233\" height=\"70\"\u003e\u003c\/p\u003e","brand":"HKS","offers":[{"title":"Default Title","offer_id":53237738799413,"sku":"532","price":950.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/6005\/8421\/files\/Untitled-2_4c241241-94d2-4edb-b164-771f9207bd00.png?v=1785519435","url":"https:\/\/preserverad.com\/products\/hks-hi-power-stainless-steel-cat-back-exhaust-1983-87-corolla","provider":"Preserve Rad","version":"1.0","type":"link"}