{"product_id":"mercedes-benz-gt43-gt50-e53-gt53-valved-catback-sus304-racing-grade-exhaust-system","title":"Mercedes-Benz GT43 GT50 E53 GT53 Valved Catback SUS304 Racing Grade Exhaust System","description":"\u003carticle class=\"hmd-desc\"\u003e\n\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e HMD\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e Mercedes-Benz GT43 GT50 E53 GT53\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Variable-Valve Exhaust Syste(Catback)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Name:\u003c\/strong\u003e Racing Grade catback Performance Exhaust pipe\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle Fitment:\u003c\/strong\u003e After placing your order, please send your vehicle details to customer service.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eModel Years:\u003c\/strong\u003e Please confirm exact model year before ordering\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e 304 Stainless Steel\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSurface Finish:\u003c\/strong\u003e Polished\/Brushed\/Sandblasting Stainless Steel, depending on version\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eValve:\u003c\/strong\u003e The default valve body is the one shown in the image. If you wish to use the vehicle’s original control system, please contact customer service to receive a free replacement bracket compatible with the vehicle’s original valve motor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWelding Method:\u003c\/strong\u003e TIG Hand Welded\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation Type:\u003c\/strong\u003e Direct OEM Replacement Plug And Play No Cut No Weld\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures Improve:\u003c\/strong\u003e Exhaust Flow and Reduce Backpressure\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eModification results:\u003c\/strong\u003e Improve Turbo Response and Exhaust Efficiency\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation Note:\u003c\/strong\u003e Professional installation recommended\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLogo Customization:\u003c\/strong\u003e Free Laser Logo Engraving\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 Year\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlace of Origin:\u003c\/strong\u003e Made in China\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eContact (WeChat\/WhatsApp\/kakao Talk):\u003c\/strong\u003e +86 18924479531\u003c\/p\u003e\n\u003cp\u003eStainless Steel Valved Exhaust System — The Smart Choice for Performance \u0026amp; Sound\u003c\/p\u003e\n\u003ch3\u003e1. Product Overview\u003c\/h3\u003e\n\u003ch3\u003eWhat is a Valved Exhaust System?\u003c\/h3\u003e\n\u003cp\u003eA valved exhaust system, in simple terms, is an exhaust setup equipped with an adjustable valve mechanism that allows drivers to freely switch between two modes: \"quiet and comfortable\" or \"aggressive and loud.\"\u003c\/p\u003e\n\u003cp\u003eIt Solves the Dilemma of Traditional Exhausts:\u003c\/p\u003e\n\u003cp\u003eClosed-Loop\/Chambered— Base torque is sufficient, but exhaust flow becomes restricted at high RPM, limiting power output.\u003c\/p\u003e\n\u003cp\u003eStraight-Through— Strong horsepower at high RPM, yet noticeable low-end torque loss with loud noise.\u003c\/p\u003e\n\u003cp\u003eOur Valved System Combines the Best of Both Worlds:\u003c\/p\u003e\n\u003cp\u003eWhen the valve is closed, exhaust gas flows through a smaller diameter or single pipe, maintaining back pressure to preserve low-end torque. When the valve opens, gas flows through a larger diameter or dual pipes, reducing back pressure to unleash high-RPM horsepower.\u003c\/p\u003e\n\u003ch3\u003e2. Key Product Advantages\u003c\/h3\u003e\n\u003ch3\u003ePremium Stainless Steel Construction\u003c\/h3\u003e\n\u003cp\u003eCrafted from high-grade stainless steel (sus304), our exhaust systems offer exceptional heat and corrosion resistance, ensuring long-term stability under extreme exhaust temperatures. sus304 grade withstands up to 1050°C, with precise wall thickness control for optimal weight reduction.\u003c\/p\u003e\n\u003ch3\u003eFlexible Control Options\u003c\/h3\u003e\n\u003cp\u003eRemote Control Mode— Switch valve states with the included remote control for instant sound transformation\u003c\/p\u003e\n\u003cp\u003eOEM Control Mode—The system automatically adjusts based on RPM and throttle position, with user-defined activation points\u003c\/p\u003e\n\u003ch3\u003eDual Enhancement – Performance \u0026amp; Sound\u003c\/h3\u003e\n\u003cp\u003eValve Closed—Deep, mellow tone (~80-85 dB), near-stock level, ideal for city commuting and highway cruising\u003c\/p\u003e\n\u003cp\u003eValve Open—Unleashes an aggressive, high-pitched roar with sharper throttle response and smoother high-RPM power delivery\u003c\/p\u003e\n\u003ch3\u003eBolt-on \/ Direct-fit Installation\u003c\/h3\u003e\n\u003cp\u003eDesigned for direct bolt-on fitment with no cutting or welding required. 100% reversible for quick, hassle-free installation.\u003c\/p\u003e\n\u003ch3\u003e3. Application Scenarios\u003c\/h3\u003e\n\u003ch3\u003eDaily Commute\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eValve:\u003c\/strong\u003e Closed\u003c\/p\u003e\n\u003cp\u003eQuiet and comfortable with near-stock exhaust volume — perfect for city driving and highway cruising.\u003c\/p\u003e\n\u003ch3\u003eWeekend Canyon Runs \/ Track Days\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eValve:\u003c\/strong\u003e Open\u003c\/p\u003e\n\u003cp\u003eUnleash the full potential of your engine with sharp high-RPM response and a roaring exhaust note — making every drive an exhilarating experience.\u003c\/p\u003e\n\u003ch3\u003eLate-night Returns\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eValve:\u003c\/strong\u003e Closed\u003c\/p\u003e\n\u003cp\u003eOne-touch switch to quiet mode — no more neighbor complaints during late-night arrivals.\u003c\/p\u003e\n\u003ch3\u003eCar Shows \/ Meetups\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eValve:\u003c\/strong\u003e Open\u003c\/p\u003e\n\u003cp\u003eAggressive sound that turns heads and showcases your unique taste in automotive modification.\u003c\/p\u003e\n\u003ch3\u003e4. Product List\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible Models:\u003c\/strong\u003e Mercedes-Benz GT43 GT50 E53 GT53\u003c\/p\u003e\n\u003cp\u003e(If you are unsure whether this product is compatible with your vehicle, please contact customer service.)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWireless Controller Set:\u003c\/strong\u003e 1 set\u003c\/p\u003e\n\u003ch3\u003eScrews and hardware\u003c\/h3\u003e\n\u003ch3\u003e5. Why Choose Us?\u003c\/h3\u003e\n\u003cp\u003eIn-house factory production — quality controlled, competitive pricing\u003c\/p\u003e\n\u003ch3\u003eWide vehicle compatibility with custom options available\u003c\/h3\u003e\n\u003ch3\u003ePremium stainless steel — durable and rust-proof\u003c\/h3\u003e\n\u003ch3\u003eComprehensive after-sales support\u003c\/h3\u003e\n\u003ch3\u003eOEM\/ODM orders welcome\u003c\/h3\u003e\n\u003ch3\u003e6. Contact Us\u003c\/h3\u003e\n\u003cp\u003eInterested in learning more or requesting a custom quote? Reach out to us\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003email:\u003c\/strong\u003e OUCHIEXHAUST009@gmail.com\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhatsApp\/kakao Talk:\u003c\/strong\u003e +86 18924479531\u003c\/p\u003e\n\u003c\/article\u003e","brand":"HMD Performance Exhaust","offers":[{"title":"Default Title","offer_id":49710635680003,"sku":"MB-GT43GT50-SS-V-CB","price":1194.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/3084\/4675\/files\/img_f327ebe1a3cc6625.jpg?v=1790674694","url":"https:\/\/www.hmdexhaust.com\/products\/mercedes-benz-gt43-gt50-e53-gt53-valved-catback-sus304-racing-grade-exhaust-system","provider":"HMD Performance Exhaust","version":"1.0","type":"link"}