{"product_id":"hks-2021-subaru-wrx-legamax-sport-exhaust","title":"HKS 2021 Subaru WRX LEGAMAX Sport Exhaust","description":"\u003cp\u003eThe HKS 2021 Subaru WRX LEGAMAX Sport Exhaust is designed for the 2022-2025 Subaru WRX. Match manufacturer part number 31021-AF026, the complete vehicle or system configuration, dimensions, connections, and included components before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePerformance exhaust component in the stated configuration\u003c\/li\u003e\n\u003cli\u003ePipe diameter, routing, flange, gasket, and tip details are part-number specific\u003c\/li\u003e\n\u003cli\u003eVehicle clearance and exhaust connection points must be confirmed\u003c\/li\u003e\n\u003cli\u003eSound and emissions requirements vary by vehicle and location\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003e2022-2025\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eWRX\u003c\/td\u003e\n\u003ctd\u003eConfirm engine, body style, system configuration, and exact interface\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eHKS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd\u003e31021-AF026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eCatback\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFitment Type\u003c\/th\u003e\n\u003ctd\u003eVehicle Specific\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCondition\u003c\/th\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCertification number\u003c\/th\u003e\n\u003ctd\u003eJQR60244002\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMain material\u003c\/th\u003e\n\u003ctd\u003eSUS304 \/ S304 stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMuffler shape\u003c\/th\u003e\n\u003ctd\u003eTi-1 (Titan), LEGAMAX Sports\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTip outside diameter\u003c\/th\u003e\n\u003ctd\u003e98 mm × 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMain pipe diameter\u003c\/th\u003e\n\u003ctd\u003e74.7 mm → 60.5 mm × 2 → 45 mm × 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eClose noise level, stock\u003c\/th\u003e\n\u003ctd\u003e79 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eClose noise level, HKS\u003c\/th\u003e\n\u003ctd\u003e90 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIdling noise level, stock\u003c\/th\u003e\n\u003ctd\u003e56 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIdling noise level, HKS\u003c\/th\u003e\n\u003ctd\u003e63 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMinimum exhaust clearance\u003c\/th\u003e\n\u003ctd\u003e130 mm. No change from stock front pipe clearance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eOne new HKS catback identified by manufacturer part number 31021-AF026, in the quantity stated by the title. Additional wiring, pipes, hoses, clamps, fittings, gaskets, fluids, tuning, tools, and installation hardware are included only when expressly listed for this exact part number.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAbout HKS\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eHKS develops exhaust, forced-induction, cooling, engine, electronics, and exterior components for import and performance vehicle applications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eRelated HKS Products\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en-ca\/collections\/hks\"\u003eShop all HKS products\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-ca\/products\/hks-hi-power-muffler-wrx-sti-wrx-2015-us\"\u003eHKS Hi-Power Muffler WRX STI\/WRX 2015 US\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-ca\/products\/hks-hi-power-spec-l2-vab-ej20\"\u003eHKS Hi-Power SPEC-L2 VAB EJ20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-ca\/products\/hks-legamax-premium-wrx-sti-wrx-2015-us\"\u003eHKS LEGAMAX Premium WRX STI\/WRX 2015 US\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow do I confirm this HKS exhaust part fits?\u003c\/strong\u003e\u003cbr\u003eMatch the manufacturer part number, listed year, make, and model, body style, engine, exhaust diameter, flange locations, and available underbody clearance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes this listing include every part needed for installation?\u003c\/strong\u003e\u003cbr\u003eOnly the items stated in the title and What’s Included section are supplied. Gaskets, adapters, hardware, hangers, or connecting pipes may be separate for some applications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill the exhaust change sound or require tuning?\u003c\/strong\u003e\u003cbr\u003eSound varies with the complete exhaust system and vehicle. Tuning requirements depend on the application, emissions equipment, and other modifications, so confirm with the vehicle tuner before installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation Instructions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eFollow the current HKS instructions and the vehicle service manual for part number 31021-AF026. Compare every component, connection, dimension, and mounting point before disassembly. Use the correct tools, fasteners, torque values, fluids, wiring protection, and safety procedures, then inspect for leaks, interference, heat exposure, clearance, and secure operation before normal use.\u003c\/p\u003e","brand":"HKS","offers":[{"title":"Default Title","offer_id":46406870401103,"sku":"HKS31021-AF026","price":2600.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/hks-hks31021-af026-catback-image-01.png?v=1788696459","url":"https:\/\/www.blackopsautoworks.com\/en-ca\/products\/hks-2021-subaru-wrx-legamax-sport-exhaust","provider":"Black Ops Auto Works","version":"1.0","type":"link"}