{"product_id":"2015-2024-subaru-wrx-sti-catback-exhaust","title":"Catback\u0026Axleback Exhaust System for 2015-2021 Subaru WRX \/ STI, 4-inch Quad Muffler Tips, N1 Style Burnt Tip","description":"\u003ch3\u003e\u003cstrong\u003eFlashark Catback Exhaust System for 2015-2021 Subaru WRX \/ STI, 4-inch Quad Muffler Tips, N1 Style Burnt Tip\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eUpgrade your 2015-2021 Subaru WRX \/ STI with the FLASHARK Catback Exhaust System, designed for performance, style, and durability. Built from high-quality stainless steel with mandrel-bent piping and CNC-machined flanges, this direct bolt-on WRX catback exhaust delivers smoother airflow and a sportier tone. Featuring 4-inch quad muffler tips with an N1-style burnt finish and a polished mirror surface, it enhances both sound and appearance while ensuring long-lasting reliability.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eBrand Name: FLASHARK\u003cbr\u003eCertificate: ISO9001:2000\u003cbr\u003eMaterial: Stainless Steel\u003cbr\u003eSurface: Mirror Polish\u003cbr\u003eApplication: Catback Exhaust\u003cbr\u003e4\" quad outlet tip with a burnt finish\u003cbr\u003e3\" Catback Exhaust\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStainless Steel construction\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMandrel-bent exhaust piping\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCNC-machined flanges\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on replacement\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e2015-2021 Subaru WRX\/STI Catback Exhaust System Style Comparison\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; height: 385.753px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 170.128px;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); width: 20%; height: 170.128px;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003ePhotos\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); width: 27%; height: 170.128px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/Burnt_Tips_Axle_Back.webp?v=1764728789\" alt=\"2015-2021 Subaru WRX \/ STI Burnt Tips (Axle Back)\" style=\"width: 100%; height: auto;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); width: 26%; height: 170.128px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/Burnt_Catback.webp?v=1764728789\" alt=\"2015-2021 Subaru WRX \/ STI Burnt Catback\" style=\"width: 100%; height: auto;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); width: 26%; height: 170.128px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0293\/4423\/5619\/files\/Burnt_Catback_w_muffler.webp?v=1764728789\" alt=\"2015-2021 Subaru WRX \/ STI Burnt Catback w muffler\" style=\"width: 100%; height: auto;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eStyle\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eBurnt Tips (Axle Back)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eBurnt Catback\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eBurnt Catback w\/Muffler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eLook\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eAxle-back w\/ burnt tips\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eFull cat-back, no muffler\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eFull cat-back with mufflers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eSound\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eLouder than stock, clean tone\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eAggressive, raw sound\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eDeep but more refined\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0);\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eAcceleration Sound\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0);\"\u003eSporty \u0026amp; crisp\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0);\"\u003eAggressive, race-inspired\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0);\"\u003eDeep, refined tone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2045px;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003ePerformance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eSlight gain in flow \u0026amp; sound\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eBetter flow, more throttle response\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 39.2045px;\"\u003eGreat balance of power \u0026amp; noise\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8068px;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 58.8068px;\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eBest For\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 58.8068px;\"\u003eBudget-friendly upgrade with sportier tone\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 58.8068px;\"\u003eMaximum volume \u0026amp; street performance\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(0, 0, 0); height: 58.8068px;\"\u003eDaily drivers who want performance without being too loud\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cstrong\u003eOEM Exhaust vs Catback Exhaust: 2015-2021 Subaru WRX\/STI\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eUpgrading the exhaust on your 2015-2021 Subaru WRX\/STI is more than a cosmetic change—it’s about unlocking better sound, performance, and driving enjoyment.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eSportier Sound:\u003c\/strong\u003e\u003c\/span\u003e Enjoy a deeper, more aggressive tone than the quiet stock system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eImproved Engine Response:\u003c\/strong\u003e\u003c\/span\u003e Reduced backpressure allows your turbocharged engine to breathe freely, making acceleration sharper and more engaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eEnhanced Driving Experience:\u003c\/strong\u003e\u003c\/span\u003e Every drive feels livelier, with a richer engine note and more exhilarating throttle response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eDurable \u0026amp; Stylish:\u003c\/strong\u003e\u003c\/span\u003e Built from stainless steel with polished or burnt quad tips, Catback systems resist corrosion and give the rear of your WRX\/STI a sportier, performance-inspired look.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrading isn’t just about volume—it’s about transforming your WRX\/STI into a more thrilling, confident, and visually striking ride.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhy Choose Flashark Catback Exhaust?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eFlashark Catback Exhausts are designed for Subaru enthusiasts who demand more than stock. Every system combines precision engineering, premium materials, and motorsport-inspired style to give your WRX\/STI a driving experience that stands out from the crowd.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eTrack-Tested Performance:\u003c\/strong\u003e\u003c\/span\u003e Every system is engineered for maximum exhaust flow and optimal throttle response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003ePremium Materials:\u003c\/strong\u003e\u003c\/span\u003e Crafted from stainless steel with precision TIG welding and CNC-machined flanges for leak-free, long-lasting durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003ePlug-and-Play Fitment:\u003c\/strong\u003e\u003c\/span\u003e Direct bolt-on installation for 2015-2021 WRX\/STI—no cutting, no modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eDistinctive Style:\u003c\/strong\u003e\u003c\/span\u003e N1-style burnt quad tips provide a motorsport-inspired aesthetic and aggressive stance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eUnmatched Sound:\u003c\/strong\u003e\u003c\/span\u003e Engineered to deliver a deep, resonant tone that balances daily comfort with exhilarating performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eTrusted Brand:\u003c\/strong\u003e\u003c\/span\u003e Flashark has earned a reputation for quality, reliability, and performance in the Subaru aftermarket community.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrade with Flashark and enjoy a WRX\/STI that looks, sounds, and drives like a true performance machine.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat Makes N1-Style Exhaust Sound Special?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe N1-style exhaust is a motorsport-inspired design, originally developed for race-prepped Subarus. Its signature characteristics include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eStraight-Through Design:\u003c\/strong\u003e\u003c\/span\u003e Minimizes backpressure for freer engine breathing and sharper throttle response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eAggressive Tone:\u003c\/strong\u003e\u003c\/span\u003e Produces a crisp, deep, and slightly raw exhaust note, giving your WRX\/STI a track-inspired sound.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eDistinctive Pops and Burbles:\u003c\/strong\u003e\u003c\/span\u003e During deceleration, the exhaust delivers subtle pops and burbles, enhancing the sporty character.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eEnhanced Aesthetic:\u003c\/strong\u003e\u003c\/span\u003e Often paired with burnt or blue-tipped quad outlets for a visually striking rear appearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eBalanced Daily Usability:\u003c\/strong\u003e\u003c\/span\u003e Depending on muffler inclusion, N1-style systems can deliver exciting sound without excessive drone for everyday driving.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eVehicle Overview: 2015-2021 Subaru WRX \/ STI\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe 2015-2021 Subaru WRX and WRX STI are compact performance sedans built for driving enthusiasts who demand excitement both on the street and on the track. Equipped with a turbocharged Boxer engine, these models deliver strong low- and mid-range torque, which responds exceptionally well to performance upgrades like a Catback exhaust. Their Symmetrical All-Wheel Drive system provides precise handling and excellent traction, making any improvement in power and exhaust flow immediately noticeable.\u003c\/p\u003e\n\u003cp\u003eThe WRX STI, in particular, features factory-tuned suspension and engine enhancements that reflect its motorsport heritage, giving drivers a track-ready platform straight from the factory. Understanding the capabilities of the 2015-2021 Subaru WRX and WRX STI highlights why a high-quality Catback exhaust not only improves engine sound and performance but also complements the car’s naturally sporty and responsive character, making every drive more engaging.\u003c\/p\u003e","brand":"Flashark","offers":[{"title":"Axle Back Burnt Tips","offer_id":51797424144670,"sku":"FLES08144","price":270.0,"currency_code":"CAD","in_stock":true},{"title":"Burnt Catback","offer_id":51797424177438,"sku":"FLES08143","price":568.0,"currency_code":"CAD","in_stock":true},{"title":"Burnt Catback w\/ muffler","offer_id":51797424210206,"sku":"FLES08141","price":639.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7171\/1262\/files\/2015-2022-Subaru-WRX---STI-4-inch-Quad-Muffler-Tip-Catback-Exhaust-System-w--N1-Style-Burnt-Tip-Burnt-Tip-Polished-Tip-Flashark-1692610093995.jpg?v=1777493279","url":"https:\/\/platinumhpsolutions.myshopify.com\/fr\/products\/2015-2024-subaru-wrx-sti-catback-exhaust","provider":"Platinum High Performance Solutions, LLC.","version":"1.0","type":"link"}