{"title":"HKS Featured Exhausts - 10% Off","description":"","products":[{"product_id":"hks-hi-power-muffler-spec-l-2013-2021-scion-fr-s-toyota-86-subaru-brz","title":"HKS Hi-Power Muffler SPEC-L Dual Exit Catback Exhaust System - 2013-2021 Scion FR-S \/ Toyota 86 \/ Subaru BRZ","description":"\u003cp\u003eLooking to add a quality exhaust note to your FR-S, BRZ, or 86 without sacrificing fitment or refinement? The \u003cstrong\u003eHKS Hi-Power Muffler SPEC-L\u003c\/strong\u003e is a lightweight performance exhaust designed to deliver a sportier sound, improved exhaust flow, and reduced weight compared to the factory system.\u003c\/p\u003e\n\u003cp\u003eHKS is known for building high-quality exhaust systems that balance sound, performance, and durability. The SPEC-L uses \u003cstrong\u003e2.5\" 304 stainless steel piping\u003c\/strong\u003e with smooth bends to improve flow, helping the FA20 breathe better while adding a more aggressive tone that still feels appropriate for a street-driven car.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e304 Stainless Steel Construction:\u003c\/strong\u003e Durable 2.5\" stainless steel piping built for long-term performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved Exhaust Flow:\u003c\/strong\u003e Smooth bends help reduce restriction and support better exhaust efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSportier Exhaust Note:\u003c\/strong\u003e Produces a more aggressive sound compared to the factory exhaust.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved Low-End Torque:\u003c\/strong\u003e Designed to help create more power and improve low-end torque response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Replacement Fitment:\u003c\/strong\u003e Exhaust hangers are welded in OEM locations for straightforward installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNew Hardware Included:\u003c\/strong\u003e Includes new hardware and O-ring gaskets for installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e93dB Noise Rating:\u003c\/strong\u003e Sporty sound level while retaining HKS refinement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy We Like It\u003c\/h3\u003e\n\u003cp\u003eThe SPEC-L is a great choice for owners who want a proven HKS exhaust with a sporty tone and cleaner flow, but do not want something overly complicated or poor-fitting. It delivers the sound and weight savings you want from an aftermarket exhaust while keeping the install simple and the quality high.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e HKS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e Hi-Power Muffler SPEC-L\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 304 stainless steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiping Diameter:\u003c\/strong\u003e 2.5\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSound Rating:\u003c\/strong\u003e 93dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Compatibility:\u003c\/strong\u003e FA20 \/ 4U-GSE\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Video\u003c\/h3\u003e\n\u003cp\u003e\u003ciframe title=\"SCION FR-S HKS EXHAUST SOUND\" src=\"https:\/\/www.youtube.com\/embed\/DdVCUKEqFLw\" height=\"315\" width=\"560\" class=\"responsive\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned as a direct replacement exhaust system for compatible FR-S, BRZ, and 86 models.\u003c\/li\u003e\n\u003cli\u003eUses OEM-style hanger locations for straightforward installation.\u003c\/li\u003e\n\u003cli\u003eInstall with the included hardware and O-ring gaskets.\u003c\/li\u003e\n\u003cli\u003eAdjust exhaust alignment before final tightening.\u003c\/li\u003e\n\u003cli\u003eRe-check hardware after the first heat cycle.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat’s in the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHKS Hi-Power Muffler SPEC-L exhaust system\u003c\/li\u003e\n\u003cli\u003eNew installation hardware\u003c\/li\u003e\n\u003cli\u003eO-ring gaskets\u003c\/li\u003e\n\u003cli\u003eIncluded components per HKS kit contents\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility \u0026amp; Disclaimers\u003c\/h3\u003e\n\u003cp\u003eDesigned for 2013–2021 Scion FR-S, Toyota 86, and Subaru BRZ applications. Exhaust sound, volume, and fitment may vary depending on headers, over pipe, front pipe, catalytic converter configuration, and other supporting modifications. Always verify local noise and emissions regulations before installation.\u003c\/p\u003e","brand":"HKS","offers":[{"title":"Default Title","offer_id":48782181269752,"sku":"hks32016-BT001","price":1440.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3457\/9704\/files\/hks-hks-32016-bt001-11997060825158.jpg?v=1780426495"},{"product_id":"hks-toyota-gr-corolla-legamax-sports-exhaust-2023-toyota-gr-corolla","title":"HKS Toyota GR Corolla LEGAMAX Sports Catback Exhaust System - 2023+ Toyota GR Corolla","description":"\u003cp\u003eHKS offers the LEGAMAX Sports Exhaust for the GR Corolla, increasing performance while maintaining sound quality that HKS is known for. A worthy system for anyone who wants quality proven behind exceptional engineering.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eHKS provide an \"EXHAUST ERROR CANCELLER\" to prevent error codes when the valve is not in use, allowing for a worry-free experience. \u003cmeta charset=\"utf-8\"\u003e(PN: G89580-T76010-00)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"1042\" height=\"586\" class=\"responsive\" src=\"https:\/\/www.youtube.com\/embed\/4Zku7xekRuw\" title=\"TOYOTA GR COROLLA  4BA-GZEA14H  HKS LEGAMAX SPORTS\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve-less, Dual Tail Tip Layout:\u003c\/strong\u003e This exhaust system features a valve-less design and dual tail tip layout. The large-diameter titanium slash tailpipe creates a commanding rear view, leaving a strong impression compared to the stock exhaust.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSturdy and Aesthetic Bracket Placement:\u003c\/strong\u003e Brackets connecting the left and right silencers are positioned at the center notch and feature the HKS logo, ensuring both visual appeal and structural integrity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes \"EXHAUST ERROR CANCELLER\"\u003c\/strong\u003e: HKS provide an \"EXHAUST ERROR CANCELLER\" to prevent error codes when the valve is not in use, allowing for a worry-free experience. \u003cmeta charset=\"utf-8\"\u003e(Use w\/ PN G89580-T76010-00)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmooth and Enjoyable Driving:\u003c\/strong\u003e Experience a comfortable and noise-free ride at low revs. The overall sound quality is robust, delivering a deep bass sound that intensifies as the revs increase, providing a powerful auditory experience\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSound levels: 91\/90dB (idle: 71\/70dB)\u003c\/strong\u003e, stock is 88dB (idle: 70dB)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eAdvantages of installing HKS LEGAMAX Sports\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe two-piston layout has been meticulously designed to maintain low exhaust pressure across all engine speeds.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eIn the low and mid-range of the engine, where the valves close in the stock setup, you can revel in a robust sports sound without any unwanted muffled noise!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0732\/3457\/9704\/files\/31021_AT_009_9_8d762f084e.png?v=1780435240\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFlow rate\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eStock - Valve Closed: This setting secures the valve on the stock muffler in the closed position.\u003cbr\u003eStock - Valve Open: This setting fixes the valve in the open position on the stock muffler.\u003cbr\u003eHKS: LEGAMAX Sports 31021-AT009 (this product）\u003c\/p\u003e\n\u003cp\u003eThe graph above illustrates the relationship between flow rate and pressure, as measured on a flow bench. Lower pressure relative to flow rate indicates reduced resistance. At a flow rate of 200 L\/s, the respective pressures are as follows:\u003cbr\u003eStock - Valve Closed: 9.3 kPa\u003cbr\u003eStock - Valve Open: 5.1 kPa\u003cbr\u003e\u003cbr\u003eThese results demonstrate that compared to the closed valve and this product, pressure is reduced by 68%, even when the valve is open, a 41% reduction in pressure is achieved. This reduction is attributed to the pipe diameter, layout, and internal structure of the silencer, which collectively contribute to significantly lowering exhaust pressure\u003c\/p\u003e\n\u003ch3\u003eEXHAUST ERROR CANCELER\u003c\/h3\u003e\n\u003cp\u003eRegarding the genuine muffler's exhaust switch valve, the manufacturer's website defines its\u003cbr\u003epurpose as follows:\u003cbr\u003eAchieving low exhaust pressure at high engine speeds.\u003cbr\u003eDelivering a sporty sound when the valve is open.\u003cbr\u003eEnsuring comfortable cruising at low and medium engine speeds.\u003c\/p\u003e\n\u003cp\u003eThese functions are carried out through the motor-controlled operation of the valves.\u003cbr\u003eIf the valve is not used when installing this product, the following situations may occur:\u003cbr\u003e1. If the coupler is left disconnected: An error code will occur.\u003cbr\u003e2. If the entire motor for the valve is disconnected from the genuine muffler during idling condition: An error code will occur.\u003c\/p\u003e\n\u003cp\u003eIn both cases, the check engine lamp may not illuminate, but a record of disconnection or motor abnormality will be stored. To identify and diagnose these errors, it is necessary to use an OBD2 diagnostics machine.\u003c\/p\u003e\n\u003cp\u003eAs OBD vehicle inspections are set to commence, there is still a concern about the possibility of error codes being triggered.\u003c\/p\u003e\n\u003cp\u003eThe \"EXHAUST ERROR CANCELER\" is an electrical component designed to prevent errors related to the exhaust system. When connected, it ensures that no error codes are recorded, and no warning check engine lamps are illuminated. This part is designed based on the manufacturer's error countermeasure information, and its installation will not cause any issues with the vehicle.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBy implementing measures to address error codes, which are a concern when the valve is not used, this product provides a stress-free and safe solution for your vehicle's exhaust system. It effectively prevents errors and maintains the smooth operation of your vehicle.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0732\/3457\/9704\/files\/31021_AT_009_10_8eb95ad605.png?v=1780435248\" alt=\"\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe provided graphs and figures are based on in-house measurements and are subject to variation depending on the specific vehicle and measuring equipment used. Actual results may differ based on individual vehicle characteristics and the type of measuring equipment utilized\u003c\/p\u003e\n\u003cp\u003eThe installation of the muffler has proven effective in enhancing power and torque in the mid-range RPMs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe output has increased by up to 4.0%, while torque has seen an improvement of up to 5.2%. This reflects the positive impact of the muffler on the vehicle's performance within that RPM range\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0732\/3457\/9704\/files\/hks31021-AT009_performancenumbers.png?v=1780435399\"\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"HKS","offers":[{"title":"Default Title","offer_id":48785093132536,"sku":"hks31021-AT009","price":1899.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3457\/9704\/files\/small_31021_AT_009_2_35d7557435.jpg?v=1780434743"},{"product_id":"hks-hi-power-racing-v1-single-exit-catback-exhaust-system-2013-2016-scion-fr-s-toyota-86-gt86-subaru-brz","title":"HKS Hi-Power Racing V1 Single Exit Catback Exhaust System - 2013-2016 Scion FR-S \/ Toyota 86 \u0026 GT86 \/ Subaru BRZ","description":"\u003cp\u003eThe \u003cstrong\u003eHKS Hi-Power Single Racing V1 Exhaust\u003c\/strong\u003e is a performance-focused single-exit catback designed for the FA20-powered FR-S, BRZ, and Toyota 86. Inspired by endurance and GT racing in Japan, the Hi-Power layout is built around one simple goal: creating a straighter, freer-flowing exhaust path with fewer unnecessary bends.\u003c\/p\u003e\n\n  \u003cp\u003eBy using a large-diameter pipe, offset muffler layout, and lightweight single-exit design, this system helps improve exhaust flow, reduce weight, and deliver a more aggressive exhaust tone compared to the factory setup. It is a great choice for drivers who want a rawer, more motorsport-inspired sound and a cleaner performance look from the rear of the car.\u003c\/p\u003e\n\n  \u003ch3\u003eKey Features\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSingle-Exit Racing Layout:\u003c\/strong\u003e Straight-through inspired design reduces unnecessary bends for improved exhaust flow.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLarge 75mm Piping:\u003c\/strong\u003e Supports higher exhaust flow for naturally aspirated and forced induction setups.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSUS304 Stainless Steel Muffler:\u003c\/strong\u003e High-quality stainless muffler and tip assembly for durability and appearance.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSUH409 Stainless Steel Piping:\u003c\/strong\u003e Durable stainless piping commonly used in OEM-style exhaust applications.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e97mm Titanium Tail:\u003c\/strong\u003e Large-diameter tip gives the rear of the car a proper HKS performance look.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWeight Savings:\u003c\/strong\u003e Approximately 25.5 lbs compared to the stock exhaust at approximately 39.6 lbs.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eImproved Exhaust Tone:\u003c\/strong\u003e Produces a louder, more aggressive sound over stock.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInner Silencer Compatible:\u003c\/strong\u003e Compatible with HKS inner silencer 3306-RA072.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eWhy We Like It\u003c\/h3\u003e\n  \u003cp\u003eThis is the HKS exhaust for someone who wants a more aggressive, track-inspired single-exit setup. It drops weight, simplifies the exhaust path, and gives the FA20 a much more serious tone. If you prefer subtle and quiet, this probably is not the one. If you want classic HKS single-exit energy, this is exactly that.\u003c\/p\u003e\n\n  \u003ch3\u003ePerformance \u0026amp; Sound\u003c\/h3\u003e\n  \u003cp\u003eThe Hi-Power design improves exhaust flow by using a straighter layout and larger piping diameter. Turbocharged applications benefit from smoother exhaust flow and improved exhaust velocity, while naturally aspirated setups can benefit as engine tuning levels increase.\u003c\/p\u003e\n\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHKS Close Noise Level:\u003c\/strong\u003e 104dB\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUS Measurement Closed Sound Level:\u003c\/strong\u003e 95dB\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInner Silencer Compatibility:\u003c\/strong\u003e HKS 3306-RA072\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n \n\n  \u003ch3\u003eSpecifications\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e HKS\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e Hi-Power Single Racing V1 Catback Exhaust\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e SUH409 stainless steel piping \/ SUS304 stainless steel muffler\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMuffler Type:\u003c\/strong\u003e HP Titan \/ Hi-Power Muffler\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePiping Diameter:\u003c\/strong\u003e 75mm\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTip Diameter:\u003c\/strong\u003e 97mm\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTip Adjustment:\u003c\/strong\u003e Titanium tail can slide up to 20mm\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSystem Weight:\u003c\/strong\u003e Approximately 25.5 lbs\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eStock Exhaust Weight:\u003c\/strong\u003e Approximately 39.6 lbs\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMinimum Road Clearance:\u003c\/strong\u003e 124mm at the 2nd center pipe, based on HKS data with stock suspension\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eDesigned as a catback exhaust system for compatible FA20 FR-S, BRZ, and 86 applications.\u003c\/li\u003e\n    \u003cli\u003eIncludes gaskets and hardware for installation.\u003c\/li\u003e\n    \u003cli\u003eAdjust the titanium tail position before final tightening.\u003c\/li\u003e\n    \u003cli\u003eRe-check all hardware and exhaust alignment after the first heat cycle.\u003c\/li\u003e\n    \u003cli\u003eExhaust hooks, brackets, and stays may vary or change without prior notice.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eWhat’s in the Box\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e(1) HKS Hi-Power Single Racing V1 Catback Exhaust\u003c\/li\u003e\n    \u003cli\u003eGaskets\u003c\/li\u003e\n    \u003cli\u003eInstallation hardware\u003c\/li\u003e\n    \u003cli\u003eIncluded components per HKS kit contents\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eCompatibility \u0026amp; Disclaimers\u003c\/h3\u003e\n  \u003cp\u003eDesigned for compatible FA20-powered Scion FR-S, Toyota 86 \/ GT86, and Subaru BRZ applications. Exhaust sound, volume, road clearance, and fitment may vary depending on suspension setup, headers, over pipe, front pipe, forced induction, and other modifications. Always verify local noise and emissions regulations before installation.\u003c\/p\u003e","brand":"HKS","offers":[{"title":"Default Title","offer_id":48821921382648,"sku":"hks32016-BT002","price":900.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3457\/9704\/files\/b2ff680e5e2e94fef0bca9c062f9a808.jpg?v=1780670310"}],"url":"https:\/\/driven.media\/collections\/hks-featured-exhausts.oembed","provider":"Driven.Media","version":"1.0","type":"link"}