{"product_id":"hks-sport-exhaust-2002-2007-wrx-2004-2007-sti-31013-bf001","title":"HKS Sport Exhaust 2002-2007 WRX \/ 2004-2007 STI","description":"\u003ch3\u003eHKS Sport Exhaust 2002-2007 WRX \/ 2004-2007 STI | Performance Enhancement | Exhaust System\u003c\/h3\u003e  \u003ch4\u003eOverview\u003c\/h4\u003e \u003cp\u003eThe HKS Sport Exhaust for 2002-2007 Subaru WRX and 2004-2007 STI is a high-quality, performance-oriented exhaust system designed specifically for Subaru enthusiasts seeking to unlock more power and improve their driving experience. Crafted to optimize exhaust flow and reduce backpressure, this system enhances both peak horsepower and torque across the RPM range, making it an ideal upgrade for those looking to maximize their vehicle’s potential. Whether you're aiming for increased performance on the street or track, this exhaust delivers a noticeable boost in power and sound, elevating your Subaru’s overall driving dynamics.\u003c\/p\u003e \u003cp\u003eBuilt with a focus on durability and style, the HKS Sport Exhaust features precision engineering and high-grade materials. Its S409 stainless steel construction ensures long-lasting corrosion resistance, while the black coating adds a sleek, aggressive look. The system’s 75mm piping diameter and polished 106mm tip not only improve exhaust flow but also give your Subaru a refined, performance-inspired aesthetic. Designed with a unique muffler shape and internal design, it maintains low-end torque for daily driving while maximizing high-RPM horsepower for spirited driving. This balance of performance and reliability makes it a favorite among Subaru owners who demand quality and consistency from their upgrades.\u003c\/p\u003e  \u003ch4\u003eFeatures \u0026amp; Specifications\u003c\/h4\u003e \u003cp\u003eThis HKS Sport Exhaust is engineered for Subaru WRX and STI models from 2002 to 2007, featuring a 75mm optimized piping diameter and a polished 106mm tip for an aggressive appearance and improved exhaust flow.\u003c\/p\u003e \u003cul style=\"list-style:none;padding:0;margin:0;\"\u003e   \u003cli\u003e \u003cstrong\u003eBrand:\u003c\/strong\u003e HKS\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eProduct:\u003c\/strong\u003e Sport Exhaust 2002-2007 WRX \/ 2004-2007 STI\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003ePart Number:\u003c\/strong\u003e [If available in description]\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eFitment:\u003c\/strong\u003e Subaru WRX (2002-2007), Subaru STI (2004-2007)\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eMaterial:\u003c\/strong\u003e S409 stainless steel\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eFinish:\u003c\/strong\u003e Black corrosion protection with polished tip\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eConstruction:\u003c\/strong\u003e Precision-welded, CNC-machined components\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eOrigin:\u003c\/strong\u003e Japan\u003c\/li\u003e \u003c\/ul\u003e \u003cul style=\"list-style:none;padding:0;margin:0;\"\u003e   \u003cli\u003e \u003cstrong\u003ePower Gains:\u003c\/strong\u003e Increased peak power and wider torque band (specific gains depend on setup)\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eTuning Required:\u003c\/strong\u003e Recommended for optimal performance\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eCARB Status:\u003c\/strong\u003e Not CARB compliant\u003c\/li\u003e \u003c\/ul\u003e  \u003ch4\u003eKey Benefits\u003c\/h4\u003e \u003cul\u003e   \u003cli\u003e \u003cstrong\u003eEnhanced Performance:\u003c\/strong\u003e Significantly improves exhaust flow, resulting in increased horsepower and torque across the RPM range.\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Made from high-grade S409 stainless steel with corrosion-resistant coating for long-lasting performance.\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eImproved Sound:\u003c\/strong\u003e Delivers a deeper, more aggressive exhaust note that enhances your Subaru’s sporty character.\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eOEM+ Aesthetics:\u003c\/strong\u003e Features a polished 106mm tip and sleek black finish for a refined, performance-inspired look.\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Comes with all necessary gaskets and mounting hardware for straightforward bolt-on fitment.\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003ePlatform-Specific Fitment:\u003c\/strong\u003e Designed specifically for Subaru WRX and STI models from 2002 to 2007, ensuring perfect compatibility.\u003c\/li\u003e \u003c\/ul\u003e  \u003ch4\u003eWhat's Included\u003c\/h4\u003e \u003cul\u003e   \u003cli\u003e1× HKS Sport Exhaust System\u003c\/li\u003e   \u003cli\u003eGaskets and mounting hardware\u003c\/li\u003e   \u003cli\u003eInstallation instructions\u003c\/li\u003e \u003c\/ul\u003e  \u003ch4\u003eInstallation \u0026amp; Compatibility\u003c\/h4\u003e \u003cp\u003eInstalling the HKS Sport Exhaust is a straightforward process for those with basic mechanical skills, but professional installation is recommended to ensure proper fitment and sealing. The system is designed specifically for 2002-2007 Subaru WRX and STI models, guaranteeing a direct bolt-on upgrade without modifications. No tuning is strictly required, but a retune or ECU flash can help maximize power gains and sound characteristics. Always verify your vehicle's specific year and trim to ensure compatibility with this exhaust system.\u003c\/p\u003e","brand":"HKS","offers":[{"title":"Default Title","offer_id":50501124391198,"sku":"hks31013-BF001","price":1272.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0846\/6730\/2174\/files\/hks-sport-exhaust-2002-2007-wrx-2004-2007-sti-31013-bf001-543357.webp?v=1768064167","url":"https:\/\/subistyle.ca\/products\/hks-sport-exhaust-2002-2007-wrx-2004-2007-sti-31013-bf001","provider":"Subistyle","version":"1.0","type":"link"}