Smart Fortwo & Forfour (W453) 0.9T Performance Valvetronic Exhaust - Vortex® Small Car, Big Character The Smart W453 is the king of urban mobility, but its factory exhaust note often leaves much to be desired. For the owner who wants their Smart to stand out from the crowd, Vortex® has developed a performance exhaust system that gives this 3-cylinder turbo engine a bold, sporty personality. Our system is designed to improve exhaust flow, reduce backpressure for better turbo response, and deliver a crisp, spirited soundtrack that makes every city sprint an absolute joy. ### Vehicle Compatibility & Fitment Precision-designed for a 100% bolt-on fitment on the W453 platform: Model Chassis Code Engine Year Range Smart Fortwo W453 0.9L Turbo 2015 – 2024 Smart Forfour W453 0.9L Turbo 2015 – 2024 Smart Brabus W453 0.9L Turbo 2016 – 2024 ### Technical Highlights Signature Valvetronic Technology: Command your vehicle's voice via remote control. Quiet Mode: Valves closed for a discreet, neighbor-friendly idle and comfortable highway cruising. Sport Mode: Valves wide open to unleash a surprisingly deep and aggressive roar, with distinctive turbo "woosh" sounds and crackles on shifts. Premium Material Engineering: * T304 Stainless Steel: For a muscular resonance and lifelong durability against the elements. Grade 5 Aerospace Titanium: The ultimate choice for the W453. Massive weight savings over the stock unit, leading to improved agility and a high-pitched metallic tone. Artisanal Craftsmanship: Every Vortex® system features our signature hand-laid TIG fish-scale welding. This ensures maximum structural integrity while providing a stunning visual under the rear bumper. Optimized High-Flow Design: Specifically tuned for the 0.9T engine to provide a significant boost in throttle response and mid-range torque. ### The Vortex® Quality Standard "Small in Size, Elite in Performance. Secured by Vortex®." 🛡️ 2-Year Limited Warranty: We stand behind our work. Your Vortex® system is covered by a 2-year warranty against any material or manufacturing defects. 📦 Industrial-Grade Secure Packaging: Even for our smaller systems, we use custom-molded foam and reinforced boxes to ensure your exhaust arrives in showroom condition, anywhere in the world. 🛠️ 100% Bolt-On Fit: Our systems are designed to fit perfectly using all factory mounting points. No cutting or welding is required. Designed for drivers who want fun character with everyday efficiency, this exhaust system enhances responsiveness, enriches sound quality, and maintains smooth comfort for daily city use. Key Features Sporty and refined exhaust sound Improved airflow and throttle response Precision fit for SMART W453 1.0 / 0.9T Ideal for daily city driving
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