{"product_id":"aston-martin-vantage-4-0t-v8-catback-add-resonator-tube-titanium-valved-sport-exhaust-system","title":"Aston martin VANTAGE 4.0T V8 catback add Resonator Tube Titanium Valved Sport Exhaust System","description":"\u003carticle class=\"4ever-article\"\u003e\n\u003ch3\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eBrand: HMD\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cspan\u003eFitment: \u003c\/span\u003e\u003cspan\u003eAston martin VANTAGE 4.0T V8\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eProduct Type: Variable-Valve Catback Performance Exhaust\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eProduct Name: Racing-Grade Titanium Alloy Catback Exhaust\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eVehicle Fitment: Send vehicle details to customer service after order placement\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eModel Year: Confirm exact vehicle year before purchase\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003e Material: Premium Titanium Alloy (Lightweight, Fast Heat Dissipation, High Temperature Resistant, Corrosion Proof)\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eSurface Finish: Custom Color: Physical thermal coloring (Blue, Gold, Purple, Raw Titanium)\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eValve Control: This system comes standard with a precision bracket designed to accommodate your vehicle's original OEM valve motor. No aftermarket remote control is needed — the valve operates directly through your car's factory ECU logic, automatically opening and closing based on RPM, throttle position, and drive mode.\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eWelding Process: High-temperature tension welding, internal and external double-layer full weld, crack-proof and ultra-durable\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eInstallation: Direct OEM plug-and-play replacement, no cutting or welding required\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003ePerformance Gain: Reduced exhaust backpressure, improved exhaust flow\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eUpgrade Effect: Faster turbo response, higher engine efficiency, deeper and more penetrating exhaust sound\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eInstallation Recommendation: Professional installation highly suggested\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eCustom Service: Free laser logo engraving\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eLifespan \u0026amp; Warranty: 2-year official warranty, over 10-year service life\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eOrigin: Made in China\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eContact: +86 18924479531 (WeChat \/ WhatsApp \/ Kakao Talk)\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eI. What Is OEM-Integrated Titanium Valved Exhaust?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe HMD titanium valved exhaust is a plug-and-play catback exhaust designed for stock ECU integration. It mounts your original factory valve motor via a precision custom bracket, enabling fully automatic valve operation without aftermarket remotes or vacuum modifications. It retains factory intelligent logic while delivering true racing performance and premium titanium exhaust tone.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSolves Common Traditional Exhaust Issues\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eClosed Chamber Exhaust: Retains low-end torque but restricts high-RPM power output\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eStraight Pipe Exhaust: Boosts top-end power but sacrifices low-speed torque with loud drone\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eDual-Mode Performance\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis titanium valved exhaust perfectly balances daily usability and racing performance. The closed valve maintains proper backpressure for stable low-speed torque and quiet cruising. When the ECU triggers valve opening under high engine load, full exhaust flow reduces backpressure to unlock maximum high-RPM power. Compared with stainless steel exhausts, titanium material delivers clearer, more penetrating and layered exhaust sound.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eII. Core Advantages\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eHigh-Grade Titanium Alloy Construction\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBuilt with premium titanium alloy, this performance exhaust features ultra-light weight to reduce vehicle load, fast heat dissipation and excellent high-temperature resistance. It fully resists rust and corrosion, adapting to all weather and road conditions. Adopting dual-layer high-temperature tension welding, all weld seams are tight, firm and crack-proof for long-term stable use. Custom physical thermal coloring creates a unique personalized look, with a reliable service life of over 10 years.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFull OEM Intelligent Control\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eStock Motor Fit: Direct fit factory valve motor, no extra wiring, 100% reversible\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eECU Auto Adjustment: Real-time valve switching based on throttle input, RPM, Comfort and Sport drive modes\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eComplete Stock Function Retention: Preserves all original vehicle electronic settings\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eEnhanced Sound \u0026amp; Power\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTitanium alloy’s superior acoustic conductivity produces a crisp, resonant and penetrating exhaust tone that steel exhausts cannot achieve.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eClosed Valve (Daily Mode): 80–85dB smooth mellow sound, near-stock quiet level, zero drone for daily commute and highway travel\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eOpen Valve (Sport Mode): Aggressive deep roar, instant throttle response and smoother high-RPM power delivery for track and spirited driving\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSimple Bolt-On Installation\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePrecision OEM replacement design ensures perfect vehicle compatibility. No cutting, no welding, fully reversible bolt-on installation. The lightweight titanium structure lowers installation difficulty and avoids unnecessary vehicle weight gain after modification.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIII. Application Scenarios\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eDaily Commute \u0026amp; Highway Cruising\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eAuto Closed Valve: Quiet and stable output, comfortable for long-distance daily driving\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTrack Days \u0026amp; Mountain Driving\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eAuto Open Valve: Releases full engine potential with aggressive penetrating exhaust sound and stable high-temperature performance\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNight \u0026amp; Residential Driving\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eComfort Mode Quiet Operation: Low noise to avoid disturbing neighborhoods\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCar Shows \u0026amp; Enthusiast Meets\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eSport Mode Open Valve: Stylish titanium thermal coloring plus resonant racing sound for outstanding modification appeal\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIV. Package List\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eCompatible Models:\u003c\/span\u003e\u003cspan\u003eAston martin VANTAGE 4.0T V8\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eContact customer service to confirm vehicle fitment before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eRacing Titanium Alloy Catback Exhaust (with OEM valve motor bracket) × 1\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eFull Set of Mounting Hardware\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eInstallation Manual\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eV. Why Choose Our Titanium Exhaust System?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eDirect factory supply: Strict quality control and competitive factory price\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eRich customization: Thermal color finishing and free laser logo engraving\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003ePremium titanium material: Lightweight, heat-resistant, rust-proof and 10+ years lifespan\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eIndustrial-grade dual-layer tension welding: Crack-proof, airtight and long-lasting\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eProfessional after-sales technical support\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eCustom OEM \u0026amp; ODM orders acceptable\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eVI. Contact Us\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eFor vehicle fitment check, custom colors and wholesale quotes:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eEmail: \u003c\/span\u003e\u003ca rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003cspan\u003eOUCHIEXHAUST009@gmail.com\u003c\/span\u003e\u003c\/a\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhatsApp \/ Kakao Talk: +86 18924479531\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/article\u003e","brand":"HMD Performance Exhaust","offers":[{"title":"Default Title","offer_id":49347960144131,"sku":null,"price":2538.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/3084\/4675\/files\/0000_IMG_5967.jpg?v=1785395494","url":"https:\/\/hmd-exhaust.myshopify.com\/products\/aston-martin-vantage-4-0t-v8-catback-add-resonator-tube-titanium-valved-sport-exhaust-system","provider":"HMD Performance Exhaust","version":"1.0","type":"link"}