{"product_id":"15-21-subaru-wrx-sti-va-3-axle-back-exhaust-with-quad-4-burnt-tips","title":"(15-21) Subaru WRX STI VA 3\" Axle-Back Exhaust with Quad 4\" Burnt Tips","description":"\u003ch1\u003eCOMPATIBLE: (2.5L - EJ257)\u003c\/h1\u003e\n\u003ch1\u003e2015 - 2021 SUBARU WRX STI VA\u003c\/h1\u003e\n\u003ch2\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eUpgrade your 2015-2021 Subaru WRX \/ STI with the 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.\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003ch2\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eCertificate: ISO9001:2000 Material: Stainless Steel Surface: Mirror Polish Application: Catback Exhaust 4\" quad outlet tip with a burnt finish 3\" Catback Exhaust\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eStainless Steel construction Mandrel-bent exhaust piping CNC-machined flanges Direct bolt-on replacement\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eOEM Exhaust vs Catback Exhaust: 2015-2021 Subaru WRX\/STI Upgrading 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. Sportier Sound: Enjoy a deeper, more aggressive tone than the quiet stock system. Improved Engine Response: Reduced backpressure allows your turbocharged engine to breathe freely, making acceleration sharper and more engaging. Enhanced Driving Experience: Every drive feels livelier, with a richer engine note and more exhilarating throttle response. Durable \u0026amp; Stylish: 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. Upgrading isn’t just about volume—it’s about transforming your WRX\/STI into a more thrilling, confident, and visually striking ride.\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cspan\u003eCatback 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. Track-Tested Performance: Every system is engineered for maximum exhaust flow and optimal throttle response. Premium Materials: Crafted from stainless steel with precision TIG welding and CNC-machined flanges for leak-free, long-lasting durability. Plug-and-Play Fitment: Direct bolt-on installation for 2015-2021 WRX\/STI—no cutting, no modifications. Distinctive Style: N1-style burnt quad tips provide a motorsport-inspired aesthetic and aggressive stance. Unmatched Sound: Engineered to deliver a deep, resonant tone that balances daily comfort with exhilarating performance. Trusted Brand: has earned a reputation for quality, reliability, and performance in the Subaru aftermarket community. Upgrade with and enjoy a WRX\/STI that looks, sounds, and drives like a true performance machine. \u003c\/span\u003e\u003c\/h2\u003e\n\u003ch2\u003e\n\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eWhat Makes N1-Style Exhaust Sound Special? The N1-style exhaust is a motorsport-inspired design, originally developed for race-prepped Subarus. Its signature characteristics include: Straight-Through Design: Minimizes backpressure for freer engine breathing and sharper throttle response. Aggressive Tone: Produces a crisp, deep, and slightly raw exhaust note, giving your WRX\/STI a track-inspired sound. Distinctive Pops and Burbles: During deceleration, the exhaust delivers subtle pops and burbles, enhancing the sporty character. Enhanced Aesthetic: Often paired with burnt or blue-tipped quad outlets for a visually striking rear appearance. Balanced Daily Usability: Depending on muffler inclusion, N1-style systems can deliver exciting sound without excessive drone for everyday driving. \u003c\/span\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h2\u003e","brand":"Predator Performance®","offers":[{"title":"Default Title","offer_id":42419436552286,"sku":"FLES08144","price":219.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0030\/5315\/8515\/files\/Screenshot2026-01-23at4.35.27PM.png?v=1769214957","url":"https:\/\/10secondracing.com\/products\/15-21-subaru-wrx-sti-va-3-axle-back-exhaust-with-quad-4-burnt-tips","provider":"10 Second Racing","version":"1.0","type":"link"}